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class="document-toc-item "><a class="document-toc-link" href="#probieren_sie_es_aus">Probieren Sie es aus</a></li><li class="document-toc-item "><a class="document-toc-link" href="#syntax">Syntax</a></li><li class="document-toc-item "><a class="document-toc-link" href="#beschreibung">Beschreibung</a></li><li class="document-toc-item "><a class="document-toc-link" href="#beispiele">Beispiele</a></li><li class="document-toc-item "><a class="document-toc-link" href="#spezifikationen">Spezifikationen</a></li><li class="document-toc-item "><a class="document-toc-link" href="#browser-kompatibilität">Browser-Kompatibilität</a></li><li class="document-toc-item "><a class="document-toc-link" href="#siehe_auch">Siehe auch</a></li></ul></section></div></div><div class="sidebar-body"><ol><li class="section"><a href="/de/docs/Web/JavaScript">JavaScript</a></li><li class="section">Tutorials und Anleitungen</li><li class="toggle"><details><summary>Tutorials für Anfänger</summary><ol><li><a href="/de/docs/Learn_web_development/Getting_started/Your_first_website/Adding_interactivity">Ihre erste Webseite: Interaktivität hinzufügen</a></li><li><a href="/de/docs/Learn_web_development/Core/Scripting">Dynamisches Scripting mit JavaScript</a></li><li><a href="/de/docs/Learn_web_development/Core/Frameworks_libraries">JavaScript-Frameworks und -Bibliotheken</a></li></ol></details></li><li class="toggle"><details><summary>JavaScript-Handbuch</summary><ol><li><a href="/de/docs/Web/JavaScript/Guide/Introduction">Einführung</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Grammar_and_types">Grammatik und Typen</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Control_flow_and_error_handling">Steuerfluss und Fehlerbehandlung</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Loops_and_iteration">Schleifen und Iteration</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Functions">Funktionen</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Expressions_and_operators">Ausdrücke und Operatoren</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Numbers_and_strings">Zahlen und Zeichenketten</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Representing_dates_times">Darstellung von Daten und Uhrzeiten</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Regular_expressions">Reguläre Ausdrücke</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Indexed_collections">Indexierte Sammlungen</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Keyed_collections">Schlüsselbasierte Sammlungen</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Working_with_objects">Arbeiten mit Objekten</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Using_classes">Verwendung von Klassen</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Using_promises">Verwendung von Promises</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Typed_arrays">Typisierte Arrays in JavaScript</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Iterators_and_generators">Iteratoren und Generatoren</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Internationalization">Internationalisierung</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Meta_programming">Metaprogrammierung</a></li><li><a href="/de/docs/Web/JavaScript/Guide/Modules">JavaScript-Module</a></li></ol></details></li><li class="toggle"><details><summary>Mittelstufe</summary><ol><li><a href="/de/docs/Learn_web_development/Extensions/Advanced_JavaScript_objects">Advanced JavaScript objects</a></li><li><a href="/de/docs/Learn_web_development/Extensions/Async_JS">Asynchrones JavaScript</a></li><li><a href="/de/docs/Learn_web_development/Extensions/Client-side_APIs">Clientseitige Web-APIs</a></li><li><a href="/de/docs/Web/JavaScript/Language_overview">Sprachübersicht</a></li><li><a href="/de/docs/Web/JavaScript/Data_structures">JavaScript-Datenstrukturen</a></li><li><a href="/de/docs/Web/JavaScript/Equality_comparisons_and_sameness">Gleichheitsvergleiche und Gleichheit</a></li><li><a href="/de/docs/Web/JavaScript/Enumerability_and_ownership_of_properties">Aufzählbarkeit und Eigentum von Eigenschaften</a></li><li><a href="/de/docs/Web/JavaScript/Closures">Closures</a></li></ol></details></li><li class="toggle"><details><summary>Fortgeschritten</summary><ol><li><a href="/de/docs/Web/JavaScript/Inheritance_and_the_prototype_chain">Vererbung und die Prototypenkette</a></li><li><a href="/de/docs/Web/JavaScript/Memory_management">Speicherverwaltung</a></li><li><a href="/de/docs/Web/JavaScript/Event_loop">Konkurrenzmodell und Ereignisschleife</a></li></ol></details></li><li class="section"><a href="/de/docs/Web/JavaScript/Reference">Referenzen</a></li><li class="toggle"><details><summary>Eingebaute Objekte</summary><ol><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects">Übersicht</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/AggregateError">AggregateError</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Array">Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer">ArrayBuffer</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncFunction">AsyncFunction</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncGenerator">AsyncGenerator</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncGeneratorFunction">AsyncGeneratorFunction</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncIterator">AsyncIterator</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Atomics">Atomics</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/BigInt">BigInt</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/BigInt64Array">BigInt64Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/BigUint64Array">BigUint64Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Boolean">Boolean</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/DataView">DataView</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Date">Datum</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/decodeURI">decodeURI()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/decodeURIComponent">decodeURIComponent()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/encodeURI">encodeURI()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/encodeURIComponent">encodeURIComponent()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Error">Error</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/escape">escape()</a><abbr class="icon icon-deprecated" title="Veraltet. Nicht empfohlen für neue Webseiten."> <span class="visually-hidden">Veraltet</span> </abbr></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/eval">eval()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/EvalError">EvalError</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/FinalizationRegistry">FinalizationRegistry</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Float16Array">Float16Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Float32Array">Float32Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Float64Array">Float64Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Function">Function</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Generator">Generator</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/GeneratorFunction">GeneratorFunction</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/globalThis">globalThis</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Infinity">Infinity</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Int16Array">Int16Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Int32Array">Int32Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Int8Array">Int8Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/InternalError">InternalError</a><abbr class="icon icon-nonstandard" title="Nicht standardisiert. Überprüfen Sie vor der Verwendung die Browser-Kompatibilität."> <span class="visually-hidden">Nicht standardisiert</span> </abbr></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Intl">Intl</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/isFinite">isFinite()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/isNaN">isNaN()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Iterator">Iterator</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/JSON">JSON</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Map">Map</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Math">Math</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/NaN">NaN</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Number">Number</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Object">Object</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/parseFloat">parseFloat()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/parseInt">parseInt()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Promise">Promise</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Proxy">Proxy</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/RangeError">RangeError</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError">ReferenceError</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Reflect">Reflect</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/RegExp">RegExp</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Set">Set</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer">SharedArrayBuffer</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/String">String</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Symbol">Symbol</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError">SyntaxError</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Temporal">Temporal</a><abbr class="icon icon-experimental" title="Experimentell. Das Verhalten könnte sich in Zukunft ändern."> <span class="visually-hidden">Experimentell</span> </abbr></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/TypedArray">TypedArray</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/TypeError">TypeError</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Uint16Array">Uint16Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Uint32Array">Uint32Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Uint8Array">Uint8Array</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Uint8ClampedArray">Uint8ClampedArray</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/undefined">undefined</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/unescape">unescape()</a><abbr class="icon icon-deprecated" title="Veraltet. Nicht empfohlen für neue Webseiten."> <span class="visually-hidden">Veraltet</span> </abbr></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/URIError">URIError</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/WeakMap">WeakMap</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/WeakRef">WeakRef</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Global_Objects/WeakSet">WeakSet</a></li></ol></details></li><li class="toggle"><details><summary>Ausdrücke und Operatoren</summary><ol><li><a href="/de/docs/Web/JavaScript/Reference/Operators">Übersicht</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Addition">Addition (+)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Addition_assignment">Addition Assignment (+=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Assignment">Zuweisung (=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/async_function">async function expression</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/async_function*">async function* Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/await">await</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Bitwise_AND">Bitweises UND (&)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Bitwise_AND_assignment">Bitweise UND-Zuweisung (&=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Bitwise_NOT">Bitweise NOT (~)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Bitwise_OR">Bitweises Oder (|)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Bitwise_OR_assignment">Bitweises OR-Zuweisung (|=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Bitwise_XOR">Bitweises XOR (^)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Bitwise_XOR_assignment">Bitweises XOR-Zuweisung (^=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/class">Klassenausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Comma_operator">Komma-Operator (,)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Conditional_operator">Bedingungsoperator (Ternärer Operator)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Decrement">Decrement (--)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/delete">delete</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Destructuring_assignment">Destructuring-Zuweisung</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Division">Division (/)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Division_assignment">Division assignment (/=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Equality">Gleichheit (==)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Exponentiation">Potenzierung (**)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Exponentiation_assignment">Exponentiation-Zuweisung (**=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/function">function expression</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/function*">function* Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Greater_than">Greater than (>)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Greater_than_or_equal">Greater than or equal (>=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Grouping">Gruppierungsoperator ( )</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/import.meta">import.meta</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/import">import()</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/in">in</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Increment">Increment (++)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Inequality">Inequality (!=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/instanceof">instanceof</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Left_shift">Left shift (<<)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Left_shift_assignment">Left shift assignment (<<=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Less_than">Less than (<)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Less_than_or_equal">Less than or equal (<=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Logical_AND">Logisches UND (&&)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Logical_AND_assignment">Logical AND assignment (&&=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Logical_NOT">Logisches NICHT (!)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Logical_OR">Logical OR (||)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Logical_OR_assignment">Logische ODER-Zuweisung (||=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Multiplication">Multiplication (*)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Multiplication_assignment">Multiplikationszuweisung (*=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/new">new</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/new.target">new.target</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/null">null</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Nullish_coalescing_assignment">Nullish coalescing assignment (??=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Nullish_coalescing">Nullish coalescing-Operator (??)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Object_initializer">Objekt Initializer</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Operator_precedence">Operatorpriorität</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Optional_chaining">Optional Chaining (?.)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Property_accessors">Property accessors</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Remainder">Remainder (%)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Remainder_assignment">Remainder-Zuweisung (%=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Right_shift">Rechtsschiebung (>>)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Right_shift_assignment">Right shift assignment (>>=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Spread_syntax">Spread-Syntax (...)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Strict_equality">Strikte Gleichheit (===)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Strict_inequality">Strikte Ungleichheit (!==)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Subtraction">Subtraction (-)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Subtraction_assignment">Subtraction assignment (-=)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/super">super</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/this">this</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/typeof">typeof</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Unary_negation">Unäre Negation (-)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Unary_plus">Unary plus (+)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Unsigned_right_shift">Unsigned right shift (>>>)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/Unsigned_right_shift_assignment">Unsigned right shift assignment (`>>>=`)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/void">void operator</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/yield">yield</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Operators/yield*">yield*</a></li></ol></details></li><li class="toggle"><details><summary>Anweisungen und Deklarationen</summary><ol><li><a href="/de/docs/Web/JavaScript/Reference/Statements">Übersicht</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/async_function">async function</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/async_function*">async function*</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/block">Block Statement</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/break">break</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/class">class</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/const">const</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/continue">continue</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/debugger">debugger</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/do...while">do...while</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/Empty">Empty Statement</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/export">export</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/Expression_statement">Expression statement</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/for">for</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/for-await...of">for await...of</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/for...in">for...in</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/for...of">for...of</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/function">function</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/function*">function*</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/if...else">if...else</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/import">import</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/label">Labelierte Anweisung</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/let">let</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/return">return</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/switch">switch</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/throw">throw</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/try...catch">try...catch</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/var">var</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/while">while</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Statements/with">with</a><abbr class="icon icon-deprecated" title="Veraltet. Nicht empfohlen für neue Webseiten."> <span class="visually-hidden">Veraltet</span> </abbr></li></ol></details></li><li class="toggle"><details><summary>Funktionen</summary><ol><li><a href="/de/docs/Web/JavaScript/Reference/Functions">Übersicht</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Functions/Arrow_functions">Pfeilfunktionen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Functions/Default_parameters">Default parameters</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Functions/get">get</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Functions/Method_definitions">Methodendefinitionen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Functions/rest_parameters">Rest-Parameter</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Functions/set">set</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Functions/arguments">Das arguments Objekt</a></li></ol></details></li><li class="toggle"><details open=""><summary>Klassen</summary><ol><li><a href="/de/docs/Web/JavaScript/Reference/Classes">Übersicht</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Classes/constructor">constructor</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Classes/extends">extends</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Classes/Private_properties">Private properties</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Classes/Public_class_fields">Öffentliche Klassenfelder</a></li><li><em><a href="/de/docs/Web/JavaScript/Reference/Classes/static" aria-current="page">static</a></em></li><li><a href="/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks">Statische Initialisierungsblöcke</a></li></ol></details></li><li class="toggle"><details><summary>Reguläre Ausdrücke</summary><ol><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions">Übersicht</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Backreference">Backreference: \1, \2</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Capturing_group">Capturing group: (...)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Character_class_escape">Zeichenklassen-Escape: \d, \D, \w, \W, \s, \S</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Character_class">Zeichenklasse: [...], [^...]</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Character_escape">Zeichen-Escape: \n, \u{...}</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Disjunction">Disjunktion: |</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Input_boundary_assertion">Input-Bereichs-Assertion: ^, $</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Literal_character">Literalzeichen: a, b</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Lookahead_assertion">Lookahead-Assertion: (?=...), (?!...)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Lookbehind_assertion">Lookbehind Assertion: (?<=...), (?<!...)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Modifier">Modifikator: (?ims-ims:...)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Named_backreference">Benannte Rückreferenz: \k<name></a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Named_capturing_group">Named capturing group: (?<name>...)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Non-capturing_group">Nicht erfassende Gruppe: (?:...)</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Quantifier">Quantifier: *, +, ?, {n}, {n,}, {n,m}</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Unicode_character_class_escape">Unicode-Zeichenklassenescapes: \p{...}, \P{...}</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Wildcard">Wildcard: .</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Regular_expressions/Word_boundary_assertion">Wortgrenzen-Assertion: \b, \B</a></li></ol></details></li><li class="toggle"><details><summary>Fehler</summary><ol><li><a href="/de/docs/Web/JavaScript/Reference/Errors">Übersicht</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Promise_any_all_rejected">AggregateError: Kein Promise in Promise.any wurde aufgelöst</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Property_access_denied">Fehler: Zugriff verweigert auf Eigenschaft "x"</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Too_much_recursion">InternalError: zu viel Rekursion</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Not_a_valid_code_point">RangeError: argument ist kein gültiger Codepunkt</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/BigInt_division_by_zero">RangeError: BigInt-Division durch Null</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/BigInt_negative_exponent">RangeError: BigInt negative exponent</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Form_must_be_one_of">RangeError: form muss einer von 'NFC', 'NFD', 'NFKC' oder 'NFKD' sein</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_array_length">RangeError: invalid array length</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_date">RangeError: invalid date</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Precision_range">RangeError: precision liegt außerhalb des zulässigen Bereichs</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_radix">RangeError: radix muss eine ganze Zahl sein</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Resulting_string_too_large">RangeError: repeat count muss kleiner als unendlich sein</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Negative_repetition_count">RangeError: repeat count must be non-negative</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_be_converted_to_BigInt_because_it_isnt_an_integer">RangeError: x kann nicht in BigInt konvertiert werden, da es keine ganze Zahl ist</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Not_defined">ReferenceError: "x" ist nicht definiert</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Undeclared_var">ReferenceError: Zuordnung zu einer nicht deklarierten Variable "x"</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_access_lexical_declaration_before_init">ReferenceError: kann auf lexikalische Deklaration 'X' vor der Initialisierung nicht zugreifen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Deprecated_caller_or_arguments_usage">ReferenceError: veraltete Verwendung von caller oder arguments</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Super_not_called">ReferenceError: 'super' Konstruktor muss vor der Verwendung von 'this' im Konstruktor der abgeleiteten Klasse aufgerufen werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Super_called_twice">ReferenceError: super() zweimal im abgeleiteten Klassenkonstruktor aufgerufen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_strict_arguments_eval">SyntaxError: 'arguments'/'eval' können im Strict-Mode-Code nicht definiert oder zugewiesen werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Deprecated_octal_literal">SyntaxError: "0"-präfixierte Oktalliterale sind veraltet</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Strict_non_simple_params">SyntaxError: "use strict" nicht erlaubt in Funktion mit nicht einfachen Parametern</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Reserved_identifier">SyntaxError: "x" ist ein reservierter Bezeichner</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_backslash_at_end_of_pattern">SyntaxError: \ am Ende des Musters</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_for-of_initializer">SyntaxError: Eine Deklaration im Kopf einer for-of-Schleife darf keinen Initialisierer haben</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Delete_in_strict_mode">SyntaxError: Die Anwendung des 'delete'-Operators auf einen unqualifizierten Namen ist veraltet</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Arguments_not_allowed">SyntaxError: arguments ist in Feldern nicht gültig</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_await">SyntaxError: await ist nur in async Funktionen, async Generatoren und Modulen gültig</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/await_yield_in_parameter">SyntaxError: await/yield expression kann nicht im Parameter verwendet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_use_nullish_coalescing_unparenthesized">SyntaxError: `??` kann nicht ohne Klammern innerhalb von `||` und `&&`-Ausdrücken verwendet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_character_class_escape_in_class_range">SyntaxError: Zeichenklassen-Escape kann nicht im Klassenbereich im regulären Ausdruck verwendet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_continue">SyntaxError: continue muss innerhalb einer Schleife sein</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_duplicate_capture_group_name">SyntaxError: doppelter Name der Erfassungsgruppe im regulären Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Duplicate_parameter">SyntaxError: doppeltes formales Argument x</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_for-in_initializer">SyntaxError: Deklarationen im Kopf einer for-in-Schleife dürfen keine Initialisierer enthalten</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Unnamed_function_statement">SyntaxError: Funktionsanweisung erfordert einen Namen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Function_label">SyntaxError: Funktionen können nicht beschriftet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Either_be_both_static_or_non-static">SyntaxError: Getter und Setter für privaten Namen #x sollten entweder beide statisch oder nicht statisch sein</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Getter_no_arguments">SyntaxError: Getter-Funktionen dürfen keine Argumente haben</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Identifier_after_number">SyntaxError: identifier starts immediately after numeric literal</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Illegal_character">SyntaxError: illegales Zeichen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/import_decl_module_top_level">SyntaxError: import-Deklarationen dürfen nur auf der obersten Ebene eines Moduls erscheinen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_incomplete_quantifier">SyntaxError: unvollständiger Quantifizierer im regulären Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_assignment_left-hand_side">SyntaxError: invalid assignment left-hand side</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_BigInt_syntax">SyntaxError: Ungültige BigInt-Syntax</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_capture_group_name">SyntaxError: ungültiger Name der Erfassungsgruppe im regulären Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_char_in_class">SyntaxError: ungültiges Zeichen in Klasse in regulärem Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_class_set_operation">SyntaxError: Ungültige Klassenmengenoperation im regulären Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_decimal_escape">SyntaxError: ungültiger Dezimal-Escape in regulärem Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_identity_escape">SyntaxError: ungültige Identitätsflucht in regulärem Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_named_capture_reference">SyntaxError: ungültige benannte Referenz in regulärem Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_property_name">SyntaxError: ungültiger Eigenschaftsname im regulären Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_range_in_character_class">SyntaxError: invalid range in character class</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_group">SyntaxError: invalid regexp group</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_regexp_flag">SyntaxError: invalid regular expression flag "x"</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_unicode_escape">SyntaxError: ungültiger Unicode-Escape in regulärem Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/JSON_bad_parse">SyntaxError: JSON.parse: Fehlerhaftes Parsing</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Label_not_found">SyntaxError: label not found</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_colon_after_property_id">SyntaxError: missing : after property id</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_parenthesis_after_argument_list">SyntaxError: missing ) after argument list</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_parenthesis_after_condition">SyntaxError: missing ) after condition</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_bracket_after_list">SyntaxError: missing ] after element list</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_curly_after_function_body">SyntaxError: fehlende } nach Funktionskörper</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_curly_after_property_list">SyntaxError: missing } after property list</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_initializer_in_const">SyntaxError: missing = in const declaration</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_formal_parameter">SyntaxError: missing formal parameter</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Missing_name_after_dot_operator">SyntaxError: missing name after . operator</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/No_variable_name">SyntaxError: missing variable name</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_negated_char_class_with_strings">SyntaxError: Negierte Zeichenklasse mit Strings im regulären Ausdruck</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_new_optional">SyntaxError: new-Schlüsselwort kann nicht mit einer Optionalen Kette verwendet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_nothing_to_repeat">SyntaxError: nothing to repeat</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_numbers_out_of_order_in_quantifier">SyntaxError: numbers out of order in {} quantifier.</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Deprecated_octal_escape_sequence">SyntaxError: Oktale Escape-Sequenzen können nicht in nicht-getaggten Vorlagenliteralen oder im Strict Mode-Code verwendet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Parameter_after_rest_parameter">SyntaxError: parameter nach Rest-Parameter</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_delete_private_fields">SyntaxError: private fields können nicht gelöscht werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Duplicate_proto">SyntaxError: Eigenschaftenname __proto__ erscheint mehr als einmal im Objektliteral</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Regex_raw_bracket">SyntaxError: Raw-Klammern sind im regulären Ausdruck mit Unicode-Flag nicht erlaubt</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Redeclared_parameter">SyntaxError: redeclaration of formal parameter "x"</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Undeclared_private_field_or_method">SyntaxError: Verweis auf nicht deklariertes privates Feld oder Methode #x</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Rest_with_default">SyntaxError: Restparameter darf keinen Standardwert haben</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_return">SyntaxError: return not in function</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Setter_one_argument">SyntaxError: Setter-Funktionen müssen ein Argument haben</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/String_literal_EOL">SyntaxError: string literal enthält einen nicht-escaped Zeilenumbruch</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_super_call">SyntaxError: super() ist nur in Konstruktoren abgeleiteter Klassen gültig</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_optional_template">SyntaxError: getaggtes Template kann nicht mit optionaler Verkettung verwendet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Hash_outside_class">SyntaxError: Unerwartetes '#' außerhalb des Klassenkörpers verwendet</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Unexpected_token">SyntaxError: Unerwartetes Token</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_break">SyntaxError: unlabeled break muss innerhalb einer Schleife oder eines Switch sein</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Unparenthesized_unary_expr_lhs_exponentiation">SyntaxError: unverklammerter unärer Ausdruck kann nicht auf der linken Seite von '**' erscheinen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Bad_super_prop">SyntaxError: Verwendung von Super-Eigenschaften/-mitgliedern ist nur innerhalb von Methoden oder eval-Code innerhalb von Methoden gültig</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Deprecated_source_map_pragma">SyntaxError: Die Verwendung von //@ zur Angabe von sourceURL-Pragmas ist veraltet. Verwenden Sie stattdessen //#</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/is_not_iterable">TypeError: 'x' ist nicht iterierbar</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Unexpected_type">TypeError: "x" ist (nicht) "y"</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Not_a_constructor">TypeError: "x" ist kein Konstruktor</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Not_a_function">TypeError: "x" ist keine Funktion</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/No_non-null_object">TypeError: "x" ist kein nicht-null-Objekt</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Read-only">TypeError: "x" ist schreibgeschützt</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/BigInt_not_serializable">TypeError: BigInt-Wert kann nicht in JSON serialisiert werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Builtin_ctor_no_new">TypeError: Der Aufruf eines eingebauten X-Konstruktors ohne new ist verboten</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Get_set_missing_private">TypeError: kann nicht auf privates Feld oder Methode zugreifen/setzen: Objekt ist nicht die richtige Klasse</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_assign_to_property">TypeError: kann Eigenschaft „x“ auf „y“ nicht zuweisen: kein Objekt</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_convert_BigInt_to_number">TypeError: can't convert BigInt to number</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_convert_x_to_BigInt">TypeError: kann x nicht in BigInt konvertieren</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_define_property_object_not_extensible">TypeError: kann Eigenschaft "x" nicht definieren: "obj" ist nicht erweiterbar</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Non_configurable_array_element">TypeError: can't delete non-configurable array element</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_redefine_property">TypeError: kann nicht konfigurierbare Eigenschaft "x" neu definieren</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_set_prototype">TypeError: kann das Prototyp dieses Objekts nicht festlegen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cyclic_prototype">TypeError: kann Prototyp nicht setzen: würde einen Prototyp-Kettenzyklus verursachen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/in_operator_no_object">TypeError: kann den 'in'-Operator nicht verwenden, um nach 'x' in 'y' zu suchen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Class_ctor_no_new">TypeError: Klassenkonstruktoren müssen mit 'new' aufgerufen werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cyclic_object_value">TypeError: cyclic object value</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_derived_return">TypeError: abgeleiteter Klassenkonstruktor hat einen ungültigen Wert x zurückgegeben</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Private_setter_only">TypeError: getting private setter-only property</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Private_double_initialization">TypeError: Initialisierung eines Objekts zweimal ist ein Fehler bei privaten Feldern/Methoden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/invalid_right_hand_side_instanceof_operand">TypeError: ungültiger 'instanceof'-Operand 'x'</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Array_sort_argument">TypeError: invalides Array.prototype.sort Argument</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Invalid_const_assignment">TypeError: ungültige Zuweisung zu const "x"</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Constructor_cant_be_used_directly">TypeError: Iterator/AsyncIterator-Konstruktor kann nicht direkt verwendet werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Requires_global_RegExp">TypeError: matchAll/replaceAll muss mit einem globalen RegExp aufgerufen werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/More_arguments_needed">TypeError: Mehr Argumente benötigt</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/No_properties">TypeError: null/undefined hat keine Eigenschaften</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Cant_delete">TypeError: Eigenschaft "x" ist nicht konfigurierbar und kann nicht gelöscht werden</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Reduce_of_empty_array_with_no_initial_value">TypeError: Reduce eines leeren Arrays ohne initialen Wert</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Getter_only">TypeError: Einstellung der nur-Getter-Eigenschaft "x"</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Key_not_weakly_held">TypeError: WeakSet-Schlüssel/WeakMap-Wert 'x' muss ein Objekt oder ein nicht registriertes Symbol sein</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Called_on_incompatible_type">TypeError: X.prototype.y auf inkompatiblen Typ aufgerufen</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Malformed_URI">URIError: malformed URI sequence</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Already_has_pragma">Warnung: -file- wird ein //# sourceMappingURL zugewiesen, hat aber bereits eines</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Errors/Stmt_after_return">Warnung: unerreichbarer Code nach return-Anweisung</a></li></ol></details></li><li class="toggle"><details><summary>Sonstiges</summary><ol><li><a href="/de/docs/Web/JavaScript/JavaScript_technologies_overview">Übersicht über JavaScript-Technologien</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Lexical_grammar">Lexikalische Grammatik</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Iteration_protocols">Iterationsprotokolle</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Strict_mode">Strenger Modus</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Template_literals">Template-Literale</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Trailing_commas">Abschließende Kommas</a></li><li><a href="/de/docs/Web/JavaScript/Reference/Deprecated_and_obsolete_features">Veraltete Funktionen</a></li></ol></details></li></ol></div></div><section class="place side"></section></nav></aside><div class="toc-container"><aside class="toc"><nav><div class="document-toc-container"><section class="document-toc"><header><h2 class="document-toc-heading">In diesem Artikel</h2></header><ul class="document-toc-list"><li class="document-toc-item "><a class="document-toc-link" href="#probieren_sie_es_aus">Probieren Sie es aus</a></li><li class="document-toc-item "><a class="document-toc-link" href="#syntax">Syntax</a></li><li class="document-toc-item "><a class="document-toc-link" href="#beschreibung">Beschreibung</a></li><li class="document-toc-item "><a class="document-toc-link" href="#beispiele">Beispiele</a></li><li class="document-toc-item "><a class="document-toc-link" href="#spezifikationen">Spezifikationen</a></li><li class="document-toc-item "><a class="document-toc-link" href="#browser-kompatibilität">Browser-Kompatibilität</a></li><li class="document-toc-item "><a class="document-toc-link" href="#siehe_auch">Siehe auch</a></li></ul></section></div></nav></aside><section class="place side"></section></div></div><main id="content" class="main-content "><article class="main-page-content" lang="de"><header><h1>static</h1><details class="baseline-indicator high"><summary><span class="indicator" role="img" aria-label="Baseline Check"></span><div class="status-title">Baseline <span class="not-bold">Widely available</span></div><div class="browsers"><span class="engine" title="Supported in Chrome and Edge"><span class="browser chrome supported" role="img" aria-label="Chrome check"></span><span class="browser edge supported" role="img" aria-label="Edge check"></span></span><span class="engine" title="Supported in Firefox"><span class="browser firefox supported" role="img" aria-label="Firefox check"></span></span><span class="engine" title="Supported in Safari"><span class="browser safari supported" role="img" aria-label="Safari check"></span></span></div><span class="icon icon-chevron "></span></summary><div class="extra"><p>This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2016.</p><ul><li><a href="/de/docs/Glossary/Baseline/Compatibility" data-glean="baseline_link_learn_more" target="_blank" class="learn-more">Learn more</a></li><li><a href="#browser-kompatibilität" data-glean="baseline_link_bcd_table">See full compatibility</a></li><li><a href="https://survey.alchemer.com/s3/7634825/MDN-baseline-feedback?page=%2Fde%2Fdocs%2FWeb%2FJavaScript%2FReference%2FClasses%2Fstatic&level=high" data-glean="baseline_link_feedback" class="feedback-link" target="_blank" rel="noreferrer">Report feedback</a></li></ul></div></details></header><div class="section-content"><p>Das <strong><code>static</code></strong> Schlüsselwort definiert eine <a href="/de/docs/Web/JavaScript/Reference/Classes#static_methods_and_fields">statische Methode oder ein statisches Feld</a> für eine Klasse oder einen <a href="/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks">statischen Initialisierungsblock</a> (siehe den Link für weitere Informationen zur Verwendung). Statische Eigenschaften können nicht direkt auf Instanzen der Klasse zugegriffen werden. Stattdessen greift man über die Klasse selbst darauf zu.</p> <p>Statische Methoden sind oft Hilfsfunktionen, wie Funktionen zum Erstellen oder Klonen von Objekten, während statische Eigenschaften nützlich für Caches, feste Konfigurationen oder andere Daten sind, die nicht über Instanzen hinweg repliziert werden müssen.</p> <div class="notecard note"> <p><strong>Hinweis:</strong> Im Kontext von Klassen verwendet der Inhalt der MDN Web Docs die Begriffe Eigenschaften und <a href="/de/docs/Web/JavaScript/Reference/Classes/Public_class_fields">Felder</a> austauschbar.</p> </div></div><section aria-labelledby="probieren_sie_es_aus"><h2 id="probieren_sie_es_aus"><a href="#probieren_sie_es_aus">Probieren Sie es aus</a></h2><div class="section-content"><iframe class="interactive is-taller-height" height="200" src="https://interactive-examples.mdn.mozilla.net/pages/js/classes-static.html" title="MDN Web Docs Interactive Example" allow="clipboard-write" loading="lazy"></iframe></div></section><section aria-labelledby="syntax"><h2 id="syntax"><a href="#syntax">Syntax</a></h2><div class="section-content"><div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>class ClassWithStatic { static staticField; static staticFieldWithInitializer = value; static staticMethod() { // … } } </code></pre></div> <p>Es gibt einige zusätzliche Syntaxbeschränkungen:</p> <ul> <li>Der Name einer statischen Eigenschaft (Feld oder Methode) kann nicht <code>prototype</code> sein.</li> <li>Der Name eines Klassenfeldes (statisch oder instanziiert) kann nicht <code>constructor</code> sein.</li> </ul></div></section><section aria-labelledby="beschreibung"><h2 id="beschreibung"><a href="#beschreibung">Beschreibung</a></h2><div class="section-content"><p>Diese Seite führt in öffentliche statische Eigenschaften von Klassen ein, die statische Methoden, statische Zugriffs- und statische Felder umfassen.</p> <ul> <li>Für private statische Funktionen siehe <a href="/de/docs/Web/JavaScript/Reference/Classes/Private_properties">private Eigenschaften</a>.</li> <li>Für Instanzfunktionen siehe <a href="/de/docs/Web/JavaScript/Reference/Functions/Method_definitions">Methodendefinitionen</a>, <a href="/de/docs/Web/JavaScript/Reference/Functions/get">Getter</a>, <a href="/de/docs/Web/JavaScript/Reference/Functions/set">Setter</a> und <a href="/de/docs/Web/JavaScript/Reference/Classes/Public_class_fields">öffentliche Klassenfelder</a>.</li> </ul> <p>Öffentliche statische Funktionen werden mit dem <code>static</code> Schlüsselwort deklariert. Sie werden zum Klassenkonstruktor hinzugefügt, wenn die <a href="/de/docs/Web/JavaScript/Reference/Classes#evaluation_order">Klassenauswertung</a> mit der <a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Proxy/Proxy/defineProperty"><code>[[DefineOwnProperty]]</code></a> Semantik durchgeführt wird (was im Wesentlichen <a href="/de/docs/Web/JavaScript/Reference/Global_Objects/Object/defineProperty"><code>Object.defineProperty()</code></a> ist). Sie werden erneut vom Klassenkonstruktor aus aufgerufen.</p> <p>Statische Methoden sind oft Hilfsfunktionen, wie Funktionen zum Erstellen oder Klonen von Instanzen. Öffentliche statische Felder sind nützlich, wenn Sie möchten, dass ein Feld nur einmal pro Klasse existiert und nicht in jeder Klasseninstanz, die Sie erstellen. Dies ist nützlich für Caches, feste Konfigurationen oder andere Daten, die nicht über Instanzen hinweg repliziert werden müssen.</p> <p>Statische Feldnamen können <a href="/de/docs/Web/JavaScript/Reference/Operators/Object_initializer#computed_property_names">berechnet</a> werden. Der <code>this</code> Wert im berechneten Ausdruck ist das <code>this</code>, das die Klassendefinition umgibt, und ein Verweis auf den Namen der Klasse ist ein <a href="/de/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError"><code>ReferenceError</code></a>, da die Klasse noch nicht initialisiert ist. <a href="/de/docs/Web/JavaScript/Reference/Operators/await"><code>await</code></a> und <a href="/de/docs/Web/JavaScript/Reference/Operators/yield"><code>yield</code></a> arbeiten in diesem Ausdruck wie erwartet.</p> <p>Statische Felder können einen Initialisierer haben. Statische Felder ohne Initialisierer werden auf <code>undefined</code> initialisiert. Öffentliche statische Felder werden in Unterklassen nicht neu initialisiert, können aber über die Prototypenkette zugegriffen werden.</p> <div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>class ClassWithStaticField { static staticField; static staticFieldWithInitializer = "static field"; } class SubclassWithStaticField extends ClassWithStaticField { static subStaticField = "subclass field"; } console.log(Object.hasOwn(ClassWithStaticField, "staticField")); // true console.log(ClassWithStaticField.staticField); // undefined console.log(ClassWithStaticField.staticFieldWithInitializer); // "static field" console.log(SubclassWithStaticField.staticFieldWithInitializer); // "static field" console.log(SubclassWithStaticField.subStaticField); // "subclass field" </code></pre></div> <p>Im Feld-Initialisierer bezieht sich <a href="/de/docs/Web/JavaScript/Reference/Operators/this"><code>this</code></a> auf die aktuelle Klasse (die Sie auch über ihren Namen aufrufen können), und <a href="/de/docs/Web/JavaScript/Reference/Operators/super"><code>super</code></a> bezieht sich auf den Basisklassenkonstruktor.</p> <div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>class ClassWithStaticField { static baseStaticField = "base static field"; static anotherBaseStaticField = this.baseStaticField; static baseStaticMethod() { return "base static method output"; } } class SubClassWithStaticField extends ClassWithStaticField { static subStaticField = super.baseStaticMethod(); } console.log(ClassWithStaticField.anotherBaseStaticField); // "base static field" console.log(SubClassWithStaticField.subStaticField); // "base static method output" </code></pre></div> <p>Der Ausdruck wird synchron ausgewertet. Sie können <a href="/de/docs/Web/JavaScript/Reference/Operators/await"><code>await</code></a> oder <a href="/de/docs/Web/JavaScript/Reference/Operators/yield"><code>yield</code></a> nicht im Initialisiererausdruck verwenden. (Betrachten Sie den Initialisiererausdruck als implizit in eine Funktion gehüllt.)</p> <p>Statische Feld-Initialisierer und <a href="/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks">statische Initialisierungsblöcke</a> werden nacheinander ausgewertet. Feld-Initialisierer können sich auf Feldwerte oberhalb beziehen, nicht jedoch darunter. Alle statischen Methoden werden vorher hinzugefügt und können aufgerufen werden, obwohl es möglicherweise nicht wie erwartet funktioniert, wenn sie auf Felder unter dem zu initialisierenden zurückgreifen.</p> <div class="notecard note"> <p><strong>Hinweis:</strong> Dies ist wichtiger bei <a href="/de/docs/Web/JavaScript/Reference/Classes/Private_properties">privaten statischen Feldern</a>, da der Zugriff auf ein nicht initialisiertes privates Feld einen <a href="/de/docs/Web/JavaScript/Reference/Global_Objects/TypeError"><code>TypeError</code></a> wirft, selbst wenn das private Feld unterhalb deklariert wird. (Wenn das private Feld nicht deklariert ist, wäre es ein früher <a href="/de/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError"><code>SyntaxError</code></a>.)</p> </div></div></section><section aria-labelledby="beispiele"><h2 id="beispiele"><a href="#beispiele">Beispiele</a></h2><div class="section-content"></div></section><section aria-labelledby="verwendung_statischer_mitglieder_in_klassen"><h3 id="verwendung_statischer_mitglieder_in_klassen"><a href="#verwendung_statischer_mitglieder_in_klassen">Verwendung statischer Mitglieder in Klassen</a></h3><div class="section-content"><p>Das folgende Beispiel zeigt mehrere Dinge:</p> <ol> <li>Wie ein statisches Mitglied (Methode oder Eigenschaft) in einer Klasse definiert wird.</li> <li>Dass eine Klasse mit einem statischen Mitglied unterklassenfähig ist.</li> <li>Wie ein statisches Mitglied aufgerufen werden kann und nicht aufgerufen werden kann.</li> </ol> <div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>class Triple { static customName = "Tripler"; static description = "I triple any number you provide"; static calculate(n = 1) { return n * 3; } } class SquaredTriple extends Triple { static longDescription; static description = "I square the triple of any number you provide"; static calculate(n) { return super.calculate(n) * super.calculate(n); } } console.log(Triple.description); // 'I triple any number you provide' console.log(Triple.calculate()); // 3 console.log(Triple.calculate(6)); // 18 const tp = new Triple(); console.log(SquaredTriple.calculate(3)); // 81 (not affected by parent's instantiation) console.log(SquaredTriple.description); // 'I square the triple of any number you provide' console.log(SquaredTriple.longDescription); // undefined console.log(SquaredTriple.customName); // 'Tripler' // This throws because calculate() is a static member, not an instance member. console.log(tp.calculate()); // 'tp.calculate is not a function' </code></pre></div></div></section><section aria-labelledby="aufrufen_statischer_mitglieder_aus_einer_anderen_statischen_methode"><h3 id="aufrufen_statischer_mitglieder_aus_einer_anderen_statischen_methode"><a href="#aufrufen_statischer_mitglieder_aus_einer_anderen_statischen_methode">Aufrufen statischer Mitglieder aus einer anderen statischen Methode</a></h3><div class="section-content"><p>Um eine statische Methode oder Eigenschaft innerhalb einer anderen statischen Methode derselben Klasse aufzurufen, können Sie das <a href="/de/docs/Web/JavaScript/Reference/Operators/this"><code>this</code></a> Schlüsselwort verwenden.</p> <div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>class StaticMethodCall { static staticProperty = "static property"; static staticMethod() { return `Static method and ${this.staticProperty} has been called`; } static anotherStaticMethod() { return `${this.staticMethod()} from another static method`; } } StaticMethodCall.staticMethod(); // 'Static method and static property has been called' StaticMethodCall.anotherStaticMethod(); // 'Static method and static property has been called from another static method' </code></pre></div></div></section><section aria-labelledby="aufrufen_statischer_mitglieder_aus_einem_klassenkonstruktor_und_anderen_methoden"><h3 id="aufrufen_statischer_mitglieder_aus_einem_klassenkonstruktor_und_anderen_methoden"><a href="#aufrufen_statischer_mitglieder_aus_einem_klassenkonstruktor_und_anderen_methoden">Aufrufen statischer Mitglieder aus einem Klassenkonstruktor und anderen Methoden</a></h3><div class="section-content"><p>Statische Mitglieder sind nicht direkt zugänglich über das <a href="/de/docs/Web/JavaScript/Reference/Operators/this"><code>this</code></a> Schlüsselwort aus nicht-statischen Methoden. Sie müssen sie mit dem Klassennamen aufrufen: <code>KLASSENNAME.STATISCHE_METHODEN_NAME()</code> / <code>KLASSENNAME.STATISCHE_EIGENSCHAFTS_NAME</code> oder indem Sie die Methode als Eigenschaft des <code>constructors</code> aufrufen: <code>this.constructor.STATISCHE_METHODEN_NAME()</code> / <code>this.constructor.STATISCHE_EIGENSCHAFTS_NAME</code></p> <div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>class StaticMethodCall { constructor() { console.log(StaticMethodCall.staticProperty); // 'static property' console.log(this.constructor.staticProperty); // 'static property' console.log(StaticMethodCall.staticMethod()); // 'static method has been called.' console.log(this.constructor.staticMethod()); // 'static method has been called.' } static staticProperty = "static property"; static staticMethod() { return "static method has been called."; } } </code></pre></div></div></section><h2 id="spezifikationen"><a href="#spezifikationen">Spezifikationen</a></h2><table class="standard-table"><thead><tr><th scope="col">Specification</th></tr></thead><tbody><tr><td><a href="https://tc39.es/ecma262/multipage/ecmascript-language-functions-and-classes.html#sec-class-definitions">ECMAScript® 2025 Language Specification <br/><small># sec-class-definitions</small></a></td></tr></tbody></table><h2 id="browser-kompatibilität"><a href="#browser-kompatibilität">Browser-Kompatibilität</a></h2><p>BCD tables only load in the browser<noscript> with JavaScript enabled. Enable JavaScript to view data.</noscript></p><section aria-labelledby="siehe_auch"><h2 id="siehe_auch"><a href="#siehe_auch">Siehe auch</a></h2><div class="section-content"><ul> <li><a href="/de/docs/Web/JavaScript/Guide/Using_classes">Verwendung von Klassen</a> Leitfaden</li> <li><a href="/de/docs/Web/JavaScript/Reference/Classes">Klassen</a></li> <li><a href="/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks">Statische Initialisierungsblöcke</a></li> <li><a href="/de/docs/Web/JavaScript/Reference/Statements/class"><code>class</code></a></li> </ul></div></section></article><aside class="article-footer"><div class="article-footer-inner"><div class="svg-container"><svg xmlns="http://www.w3.org/2000/svg" width="162" height="162" viewBox="0 0 162 162" fill="none" role="none"><mask id="b" fill="#fff"><path d="M97.203 47.04c8.113-7.886 18.004-13.871 28.906-17.492a78 78 0 0 1 33.969-3.39c11.443 1.39 22.401 5.295 32.024 11.411s17.656 14.28 23.476 23.86c5.819 9.579 9.269 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contributors. Content available under <a href="/de/docs/MDN/Writing_guidelines/Attrib_copyright_license">a Creative Commons license</a>.</p></div></div></footer></div><script type="application/json" id="hydration">{"url":"/de/docs/Web/JavaScript/Reference/Classes/static","doc":{"body":[{"type":"prose","value":{"id":null,"title":null,"isH3":false,"content":"<p>Das <strong><code>static</code></strong> Schlüsselwort definiert eine <a href=\"/de/docs/Web/JavaScript/Reference/Classes#static_methods_and_fields\">statische Methode oder ein statisches Feld</a> für eine Klasse oder einen <a href=\"/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks\">statischen Initialisierungsblock</a> (siehe den Link für weitere Informationen zur Verwendung). Statische Eigenschaften können nicht direkt auf Instanzen der Klasse zugegriffen werden. Stattdessen greift man über die Klasse selbst darauf zu.</p>\n<p>Statische Methoden sind oft Hilfsfunktionen, wie Funktionen zum Erstellen oder Klonen von Objekten, während statische Eigenschaften nützlich für Caches, feste Konfigurationen oder andere Daten sind, die nicht über Instanzen hinweg repliziert werden müssen.</p>\n<div class=\"notecard note\">\n<p><strong>Hinweis:</strong>\nIm Kontext von Klassen verwendet der Inhalt der MDN Web Docs die Begriffe Eigenschaften und <a href=\"/de/docs/Web/JavaScript/Reference/Classes/Public_class_fields\">Felder</a> austauschbar.</p>\n</div>"}},{"type":"prose","value":{"id":"probieren_sie_es_aus","title":"Probieren Sie es aus","isH3":false,"content":"<iframe class=\"interactive is-taller-height\" height=\"200\" src=\"https://interactive-examples.mdn.mozilla.net/pages/js/classes-static.html\" title=\"MDN Web Docs Interactive Example\" allow=\"clipboard-write\" loading=\"lazy\"></iframe>"}},{"type":"prose","value":{"id":"syntax","title":"Syntax","isH3":false,"content":"<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>class ClassWithStatic {\n static staticField;\n static staticFieldWithInitializer = value;\n static staticMethod() {\n // …\n }\n}\n</code></pre></div>\n<p>Es gibt einige zusätzliche Syntaxbeschränkungen:</p>\n<ul>\n<li>Der Name einer statischen Eigenschaft (Feld oder Methode) kann nicht <code>prototype</code> sein.</li>\n<li>Der Name eines Klassenfeldes (statisch oder instanziiert) kann nicht <code>constructor</code> sein.</li>\n</ul>"}},{"type":"prose","value":{"id":"beschreibung","title":"Beschreibung","isH3":false,"content":"<p>Diese Seite führt in öffentliche statische Eigenschaften von Klassen ein, die statische Methoden, statische Zugriffs- und statische Felder umfassen.</p>\n<ul>\n<li>Für private statische Funktionen siehe <a href=\"/de/docs/Web/JavaScript/Reference/Classes/Private_properties\">private Eigenschaften</a>.</li>\n<li>Für Instanzfunktionen siehe <a href=\"/de/docs/Web/JavaScript/Reference/Functions/Method_definitions\">Methodendefinitionen</a>, <a href=\"/de/docs/Web/JavaScript/Reference/Functions/get\">Getter</a>, <a href=\"/de/docs/Web/JavaScript/Reference/Functions/set\">Setter</a> und <a href=\"/de/docs/Web/JavaScript/Reference/Classes/Public_class_fields\">öffentliche Klassenfelder</a>.</li>\n</ul>\n<p>Öffentliche statische Funktionen werden mit dem <code>static</code> Schlüsselwort deklariert. Sie werden zum Klassenkonstruktor hinzugefügt, wenn die <a href=\"/de/docs/Web/JavaScript/Reference/Classes#evaluation_order\">Klassenauswertung</a> mit der <a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Proxy/Proxy/defineProperty\"><code>[[DefineOwnProperty]]</code></a> Semantik durchgeführt wird (was im Wesentlichen <a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Object/defineProperty\"><code>Object.defineProperty()</code></a> ist). Sie werden erneut vom Klassenkonstruktor aus aufgerufen.</p>\n<p>Statische Methoden sind oft Hilfsfunktionen, wie Funktionen zum Erstellen oder Klonen von Instanzen. Öffentliche statische Felder sind nützlich, wenn Sie möchten, dass ein Feld nur einmal pro Klasse existiert und nicht in jeder Klasseninstanz, die Sie erstellen. Dies ist nützlich für Caches, feste Konfigurationen oder andere Daten, die nicht über Instanzen hinweg repliziert werden müssen.</p>\n<p>Statische Feldnamen können <a href=\"/de/docs/Web/JavaScript/Reference/Operators/Object_initializer#computed_property_names\">berechnet</a> werden. Der <code>this</code> Wert im berechneten Ausdruck ist das <code>this</code>, das die Klassendefinition umgibt, und ein Verweis auf den Namen der Klasse ist ein <a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError\"><code>ReferenceError</code></a>, da die Klasse noch nicht initialisiert ist. <a href=\"/de/docs/Web/JavaScript/Reference/Operators/await\"><code>await</code></a> und <a href=\"/de/docs/Web/JavaScript/Reference/Operators/yield\"><code>yield</code></a> arbeiten in diesem Ausdruck wie erwartet.</p>\n<p>Statische Felder können einen Initialisierer haben. Statische Felder ohne Initialisierer werden auf <code>undefined</code> initialisiert. Öffentliche statische Felder werden in Unterklassen nicht neu initialisiert, können aber über die Prototypenkette zugegriffen werden.</p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>class ClassWithStaticField {\n static staticField;\n static staticFieldWithInitializer = \"static field\";\n}\n\nclass SubclassWithStaticField extends ClassWithStaticField {\n static subStaticField = \"subclass field\";\n}\n\nconsole.log(Object.hasOwn(ClassWithStaticField, \"staticField\")); // true\nconsole.log(ClassWithStaticField.staticField); // undefined\nconsole.log(ClassWithStaticField.staticFieldWithInitializer); // \"static field\"\nconsole.log(SubclassWithStaticField.staticFieldWithInitializer); // \"static field\"\nconsole.log(SubclassWithStaticField.subStaticField); // \"subclass field\"\n</code></pre></div>\n<p>Im Feld-Initialisierer bezieht sich <a href=\"/de/docs/Web/JavaScript/Reference/Operators/this\"><code>this</code></a> auf die aktuelle Klasse (die Sie auch über ihren Namen aufrufen können), und <a href=\"/de/docs/Web/JavaScript/Reference/Operators/super\"><code>super</code></a> bezieht sich auf den Basisklassenkonstruktor.</p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>class ClassWithStaticField {\n static baseStaticField = \"base static field\";\n static anotherBaseStaticField = this.baseStaticField;\n\n static baseStaticMethod() {\n return \"base static method output\";\n }\n}\n\nclass SubClassWithStaticField extends ClassWithStaticField {\n static subStaticField = super.baseStaticMethod();\n}\n\nconsole.log(ClassWithStaticField.anotherBaseStaticField); // \"base static field\"\nconsole.log(SubClassWithStaticField.subStaticField); // \"base static method output\"\n</code></pre></div>\n<p>Der Ausdruck wird synchron ausgewertet. Sie können <a href=\"/de/docs/Web/JavaScript/Reference/Operators/await\"><code>await</code></a> oder <a href=\"/de/docs/Web/JavaScript/Reference/Operators/yield\"><code>yield</code></a> nicht im Initialisiererausdruck verwenden. (Betrachten Sie den Initialisiererausdruck als implizit in eine Funktion gehüllt.)</p>\n<p>Statische Feld-Initialisierer und <a href=\"/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks\">statische Initialisierungsblöcke</a> werden nacheinander ausgewertet. Feld-Initialisierer können sich auf Feldwerte oberhalb beziehen, nicht jedoch darunter. Alle statischen Methoden werden vorher hinzugefügt und können aufgerufen werden, obwohl es möglicherweise nicht wie erwartet funktioniert, wenn sie auf Felder unter dem zu initialisierenden zurückgreifen.</p>\n<div class=\"notecard note\">\n<p><strong>Hinweis:</strong>\nDies ist wichtiger bei <a href=\"/de/docs/Web/JavaScript/Reference/Classes/Private_properties\">privaten statischen Feldern</a>, da der Zugriff auf ein nicht initialisiertes privates Feld einen <a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/TypeError\"><code>TypeError</code></a> wirft, selbst wenn das private Feld unterhalb deklariert wird. (Wenn das private Feld nicht deklariert ist, wäre es ein früher <a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError\"><code>SyntaxError</code></a>.)</p>\n</div>"}},{"type":"prose","value":{"id":"beispiele","title":"Beispiele","isH3":false,"content":""}},{"type":"prose","value":{"id":"verwendung_statischer_mitglieder_in_klassen","title":"Verwendung statischer Mitglieder in Klassen","isH3":true,"content":"<p>Das folgende Beispiel zeigt mehrere Dinge:</p>\n<ol>\n<li>Wie ein statisches Mitglied (Methode oder Eigenschaft) in einer Klasse definiert wird.</li>\n<li>Dass eine Klasse mit einem statischen Mitglied unterklassenfähig ist.</li>\n<li>Wie ein statisches Mitglied aufgerufen werden kann und nicht aufgerufen werden kann.</li>\n</ol>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>class Triple {\n static customName = \"Tripler\";\n static description = \"I triple any number you provide\";\n static calculate(n = 1) {\n return n * 3;\n }\n}\n\nclass SquaredTriple extends Triple {\n static longDescription;\n static description = \"I square the triple of any number you provide\";\n static calculate(n) {\n return super.calculate(n) * super.calculate(n);\n }\n}\n\nconsole.log(Triple.description); // 'I triple any number you provide'\nconsole.log(Triple.calculate()); // 3\nconsole.log(Triple.calculate(6)); // 18\n\nconst tp = new Triple();\n\nconsole.log(SquaredTriple.calculate(3)); // 81 (not affected by parent's instantiation)\nconsole.log(SquaredTriple.description); // 'I square the triple of any number you provide'\nconsole.log(SquaredTriple.longDescription); // undefined\nconsole.log(SquaredTriple.customName); // 'Tripler'\n\n// This throws because calculate() is a static member, not an instance member.\nconsole.log(tp.calculate()); // 'tp.calculate is not a function'\n</code></pre></div>"}},{"type":"prose","value":{"id":"aufrufen_statischer_mitglieder_aus_einer_anderen_statischen_methode","title":"Aufrufen statischer Mitglieder aus einer anderen statischen Methode","isH3":true,"content":"<p>Um eine statische Methode oder Eigenschaft innerhalb einer anderen statischen Methode derselben Klasse aufzurufen, können Sie das <a href=\"/de/docs/Web/JavaScript/Reference/Operators/this\"><code>this</code></a> Schlüsselwort verwenden.</p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>class StaticMethodCall {\n static staticProperty = \"static property\";\n static staticMethod() {\n return `Static method and ${this.staticProperty} has been called`;\n }\n static anotherStaticMethod() {\n return `${this.staticMethod()} from another static method`;\n }\n}\nStaticMethodCall.staticMethod();\n// 'Static method and static property has been called'\n\nStaticMethodCall.anotherStaticMethod();\n// 'Static method and static property has been called from another static method'\n</code></pre></div>"}},{"type":"prose","value":{"id":"aufrufen_statischer_mitglieder_aus_einem_klassenkonstruktor_und_anderen_methoden","title":"Aufrufen statischer Mitglieder aus einem Klassenkonstruktor und anderen Methoden","isH3":true,"content":"<p>Statische Mitglieder sind nicht direkt zugänglich über das <a href=\"/de/docs/Web/JavaScript/Reference/Operators/this\"><code>this</code></a> Schlüsselwort aus nicht-statischen Methoden. Sie müssen sie mit dem Klassennamen aufrufen:\n<code>KLASSENNAME.STATISCHE_METHODEN_NAME()</code> /\n<code>KLASSENNAME.STATISCHE_EIGENSCHAFTS_NAME</code> oder indem Sie die Methode als Eigenschaft des <code>constructors</code> aufrufen: <code>this.constructor.STATISCHE_METHODEN_NAME()</code> /\n<code>this.constructor.STATISCHE_EIGENSCHAFTS_NAME</code></p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>class StaticMethodCall {\n constructor() {\n console.log(StaticMethodCall.staticProperty); // 'static property'\n console.log(this.constructor.staticProperty); // 'static property'\n console.log(StaticMethodCall.staticMethod()); // 'static method has been called.'\n console.log(this.constructor.staticMethod()); // 'static method has been called.'\n }\n\n static staticProperty = \"static property\";\n static staticMethod() {\n return \"static method has been called.\";\n }\n}\n</code></pre></div>"}},{"type":"specifications","value":{"id":"spezifikationen","title":"Spezifikationen","isH3":false,"specifications":[{"bcdSpecificationURL":"https://tc39.es/ecma262/multipage/ecmascript-language-functions-and-classes.html#sec-class-definitions","title":"ECMAScript® 2025 Language Specification"}],"query":"javascript.classes.static"}},{"type":"browser_compatibility","value":{"id":"browser-kompatibilität","title":"Browser-Kompatibilität","isH3":false,"query":"javascript.classes.static"}},{"type":"prose","value":{"id":"siehe_auch","title":"Siehe auch","isH3":false,"content":"<ul>\n<li><a href=\"/de/docs/Web/JavaScript/Guide/Using_classes\">Verwendung von Klassen</a> Leitfaden</li>\n<li><a href=\"/de/docs/Web/JavaScript/Reference/Classes\">Klassen</a></li>\n<li><a href=\"/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks\">Statische Initialisierungsblöcke</a></li>\n<li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/class\"><code>class</code></a></li>\n</ul>"}}],"isActive":true,"isMarkdown":true,"isTranslated":true,"locale":"de","mdn_url":"/de/docs/Web/JavaScript/Reference/Classes/static","modified":"2025-02-17T00:20:27.000Z","native":"Deutsch","noIndexing":false,"other_translations":[{"locale":"en-US","title":"static","native":"English (US)"},{"locale":"es","title":"static","native":"Español"},{"locale":"fr","title":"static","native":"Français"},{"locale":"ja","title":"static","native":"日本語"},{"locale":"ko","title":"static","native":"한국어"},{"locale":"pt-BR","title":"static","native":"Português (do Brasil)"},{"locale":"ru","title":"static","native":"Русский"},{"locale":"zh-CN","title":"static","native":"中文 (简体)"},{"locale":"zh-TW","title":"static","native":"正體中文 (繁體)"}],"pageTitle":"static - JavaScript | MDN","parents":[{"uri":"/de/docs/Web","title":"Webtechnologie für Entwickler"},{"uri":"/de/docs/Web/JavaScript","title":"JavaScript"},{"uri":"/de/docs/Web/JavaScript/Reference","title":"JavaScript-Referenz"},{"uri":"/de/docs/Web/JavaScript/Reference/Classes","title":"Klassen"},{"uri":"/de/docs/Web/JavaScript/Reference/Classes/static","title":"static"}],"popularity":null,"short_title":"static","sidebarHTML":"<ol><li class=\"section\"><a href=\"/de/docs/Web/JavaScript\">JavaScript</a></li><li class=\"section\">Tutorials und Anleitungen</li><li class=\"toggle\"><details><summary>Tutorials für Anfänger</summary><ol><li><a href=\"/de/docs/Learn_web_development/Getting_started/Your_first_website/Adding_interactivity\">Ihre erste Webseite: Interaktivität hinzufügen</a></li><li><a href=\"/de/docs/Learn_web_development/Core/Scripting\">Dynamisches Scripting mit JavaScript</a></li><li><a href=\"/de/docs/Learn_web_development/Core/Frameworks_libraries\">JavaScript-Frameworks und -Bibliotheken</a></li></ol></details></li><li class=\"toggle\"><details><summary>JavaScript-Handbuch</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Guide/Introduction\">Einführung</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Grammar_and_types\">Grammatik und Typen</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Control_flow_and_error_handling\">Steuerfluss und Fehlerbehandlung</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Loops_and_iteration\">Schleifen und Iteration</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Functions\">Funktionen</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Expressions_and_operators\">Ausdrücke und Operatoren</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Numbers_and_strings\">Zahlen und Zeichenketten</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Representing_dates_times\">Darstellung von Daten und Uhrzeiten</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Regular_expressions\">Reguläre Ausdrücke</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Indexed_collections\">Indexierte Sammlungen</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Keyed_collections\">Schlüsselbasierte Sammlungen</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Working_with_objects\">Arbeiten mit Objekten</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Using_classes\">Verwendung von Klassen</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Using_promises\">Verwendung von Promises</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Typed_arrays\">Typisierte Arrays in JavaScript</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Iterators_and_generators\">Iteratoren und Generatoren</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Internationalization\">Internationalisierung</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Meta_programming\">Metaprogrammierung</a></li><li><a href=\"/de/docs/Web/JavaScript/Guide/Modules\">JavaScript-Module</a></li></ol></details></li><li class=\"toggle\"><details><summary>Mittelstufe</summary><ol><li><a href=\"/de/docs/Learn_web_development/Extensions/Advanced_JavaScript_objects\">Advanced JavaScript objects</a></li><li><a href=\"/de/docs/Learn_web_development/Extensions/Async_JS\">Asynchrones JavaScript</a></li><li><a href=\"/de/docs/Learn_web_development/Extensions/Client-side_APIs\">Clientseitige Web-APIs</a></li><li><a href=\"/de/docs/Web/JavaScript/Language_overview\">Sprachübersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Data_structures\">JavaScript-Datenstrukturen</a></li><li><a href=\"/de/docs/Web/JavaScript/Equality_comparisons_and_sameness\">Gleichheitsvergleiche und Gleichheit</a></li><li><a href=\"/de/docs/Web/JavaScript/Enumerability_and_ownership_of_properties\">Aufzählbarkeit und Eigentum von Eigenschaften</a></li><li><a href=\"/de/docs/Web/JavaScript/Closures\">Closures</a></li></ol></details></li><li class=\"toggle\"><details><summary>Fortgeschritten</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Inheritance_and_the_prototype_chain\">Vererbung und die Prototypenkette</a></li><li><a href=\"/de/docs/Web/JavaScript/Memory_management\">Speicherverwaltung</a></li><li><a href=\"/de/docs/Web/JavaScript/Event_loop\">Konkurrenzmodell und Ereignisschleife</a></li></ol></details></li><li class=\"section\"><a href=\"/de/docs/Web/JavaScript/Reference\">Referenzen</a></li><li class=\"toggle\"><details><summary>Eingebaute Objekte</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects\">Übersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/AggregateError\">AggregateError</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Array\">Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer\">ArrayBuffer</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncFunction\">AsyncFunction</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncGenerator\">AsyncGenerator</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncGeneratorFunction\">AsyncGeneratorFunction</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/AsyncIterator\">AsyncIterator</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Atomics\">Atomics</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/BigInt\">BigInt</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/BigInt64Array\">BigInt64Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/BigUint64Array\">BigUint64Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Boolean\">Boolean</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/DataView\">DataView</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Date\">Datum</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/decodeURI\">decodeURI()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/decodeURIComponent\">decodeURIComponent()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/encodeURI\">encodeURI()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/encodeURIComponent\">encodeURIComponent()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Error\">Error</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/escape\">escape()</a><abbr class=\"icon icon-deprecated\" title=\"Veraltet. Nicht empfohlen für neue Webseiten.\">\n<span class=\"visually-hidden\">Veraltet</span>\n</abbr></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/eval\">eval()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/EvalError\">EvalError</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/FinalizationRegistry\">FinalizationRegistry</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Float16Array\">Float16Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Float32Array\">Float32Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Float64Array\">Float64Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Function\">Function</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Generator\">Generator</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/GeneratorFunction\">GeneratorFunction</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/globalThis\">globalThis</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Infinity\">Infinity</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Int16Array\">Int16Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Int32Array\">Int32Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Int8Array\">Int8Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/InternalError\">InternalError</a><abbr class=\"icon icon-nonstandard\" title=\"Nicht standardisiert. Überprüfen Sie vor der Verwendung die Browser-Kompatibilität.\">\n<span class=\"visually-hidden\">Nicht standardisiert</span>\n</abbr></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Intl\">Intl</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/isFinite\">isFinite()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/isNaN\">isNaN()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Iterator\">Iterator</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/JSON\">JSON</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Map\">Map</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Math\">Math</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/NaN\">NaN</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Number\">Number</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Object\">Object</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/parseFloat\">parseFloat()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/parseInt\">parseInt()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Promise\">Promise</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Proxy\">Proxy</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/RangeError\">RangeError</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError\">ReferenceError</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Reflect\">Reflect</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/RegExp\">RegExp</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Set\">Set</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer\">SharedArrayBuffer</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/String\">String</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Symbol\">Symbol</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError\">SyntaxError</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Temporal\">Temporal</a><abbr class=\"icon icon-experimental\" title=\"Experimentell. Das Verhalten könnte sich in Zukunft ändern.\">\n<span class=\"visually-hidden\">Experimentell</span>\n</abbr></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/TypedArray\">TypedArray</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/TypeError\">TypeError</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Uint16Array\">Uint16Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Uint32Array\">Uint32Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Uint8Array\">Uint8Array</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/Uint8ClampedArray\">Uint8ClampedArray</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/undefined\">undefined</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/unescape\">unescape()</a><abbr class=\"icon icon-deprecated\" title=\"Veraltet. Nicht empfohlen für neue Webseiten.\">\n<span class=\"visually-hidden\">Veraltet</span>\n</abbr></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/URIError\">URIError</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/WeakMap\">WeakMap</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/WeakRef\">WeakRef</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Global_Objects/WeakSet\">WeakSet</a></li></ol></details></li><li class=\"toggle\"><details><summary>Ausdrücke und Operatoren</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators\">Übersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Addition\">Addition (+)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Addition_assignment\">Addition Assignment (+=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Assignment\">Zuweisung (=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/async_function\">async function expression</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/async_function*\">async function* Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/await\">await</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Bitwise_AND\">Bitweises UND (&)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Bitwise_AND_assignment\">Bitweise UND-Zuweisung (&=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Bitwise_NOT\">Bitweise NOT (~)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Bitwise_OR\">Bitweises Oder (|)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Bitwise_OR_assignment\">Bitweises OR-Zuweisung (|=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Bitwise_XOR\">Bitweises XOR (^)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Bitwise_XOR_assignment\">Bitweises XOR-Zuweisung (^=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/class\">Klassenausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Comma_operator\">Komma-Operator (,)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Conditional_operator\">Bedingungsoperator (Ternärer Operator)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Decrement\">Decrement (--)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/delete\">delete</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Destructuring_assignment\">Destructuring-Zuweisung</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Division\">Division (/)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Division_assignment\">Division assignment (/=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Equality\">Gleichheit (==)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Exponentiation\">Potenzierung (**)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Exponentiation_assignment\">Exponentiation-Zuweisung (**=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/function\">function expression</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/function*\">function* Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Greater_than\">Greater than (>)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Greater_than_or_equal\">Greater than or equal (>=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Grouping\">Gruppierungsoperator ( )</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/import.meta\">import.meta</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/import\">import()</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/in\">in</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Increment\">Increment (++)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Inequality\">Inequality (!=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/instanceof\">instanceof</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Left_shift\">Left shift (<<)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Left_shift_assignment\">Left shift assignment (<<=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Less_than\">Less than (<)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Less_than_or_equal\">Less than or equal (<=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Logical_AND\">Logisches UND (&&)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Logical_AND_assignment\">Logical AND assignment (&&=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Logical_NOT\">Logisches NICHT (!)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Logical_OR\">Logical OR (||)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Logical_OR_assignment\">Logische ODER-Zuweisung (||=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Multiplication\">Multiplication (*)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Multiplication_assignment\">Multiplikationszuweisung (*=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/new\">new</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/new.target\">new.target</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/null\">null</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Nullish_coalescing_assignment\">Nullish coalescing assignment (??=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Nullish_coalescing\">Nullish coalescing-Operator (??)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Object_initializer\">Objekt Initializer</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Operator_precedence\">Operatorpriorität</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Optional_chaining\">Optional Chaining (?.)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Property_accessors\">Property accessors</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Remainder\">Remainder (%)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Remainder_assignment\">Remainder-Zuweisung (%=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Right_shift\">Rechtsschiebung (>>)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Right_shift_assignment\">Right shift assignment (>>=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Spread_syntax\">Spread-Syntax (...)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Strict_equality\">Strikte Gleichheit (===)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Strict_inequality\">Strikte Ungleichheit (!==)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Subtraction\">Subtraction (-)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Subtraction_assignment\">Subtraction assignment (-=)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/super\">super</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/this\">this</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/typeof\">typeof</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Unary_negation\">Unäre Negation (-)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Unary_plus\">Unary plus (+)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Unsigned_right_shift\">Unsigned right shift (>>>)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/Unsigned_right_shift_assignment\">Unsigned right shift assignment (`>>>=`)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/void\">void operator</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/yield\">yield</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Operators/yield*\">yield*</a></li></ol></details></li><li class=\"toggle\"><details><summary>Anweisungen und Deklarationen</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements\">Übersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/async_function\">async function</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/async_function*\">async function*</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/block\">Block Statement</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/break\">break</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/class\">class</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/const\">const</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/continue\">continue</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/debugger\">debugger</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/do...while\">do...while</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/Empty\">Empty Statement</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/export\">export</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/Expression_statement\">Expression statement</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/for\">for</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/for-await...of\">for await...of</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/for...in\">for...in</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/for...of\">for...of</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/function\">function</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/function*\">function*</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/if...else\">if...else</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/import\">import</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/label\">Labelierte Anweisung</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/let\">let</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/return\">return</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/switch\">switch</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/throw\">throw</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/try...catch\">try...catch</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/var\">var</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/while\">while</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Statements/with\">with</a><abbr class=\"icon icon-deprecated\" title=\"Veraltet. Nicht empfohlen für neue Webseiten.\">\n<span class=\"visually-hidden\">Veraltet</span>\n</abbr></li></ol></details></li><li class=\"toggle\"><details><summary>Funktionen</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions\">Übersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions/Arrow_functions\">Pfeilfunktionen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions/Default_parameters\">Default parameters</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions/get\">get</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions/Method_definitions\">Methodendefinitionen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions/rest_parameters\">Rest-Parameter</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions/set\">set</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Functions/arguments\">Das arguments Objekt</a></li></ol></details></li><li class=\"toggle\"><details open=\"\"><summary>Klassen</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Reference/Classes\">Übersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Classes/constructor\">constructor</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Classes/extends\">extends</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Classes/Private_properties\">Private properties</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Classes/Public_class_fields\">Öffentliche Klassenfelder</a></li><li><em><a href=\"/de/docs/Web/JavaScript/Reference/Classes/static\" aria-current=\"page\">static</a></em></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Classes/Static_initialization_blocks\">Statische Initialisierungsblöcke</a></li></ol></details></li><li class=\"toggle\"><details><summary>Reguläre Ausdrücke</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions\">Übersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Backreference\">Backreference: \\1, \\2</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Capturing_group\">Capturing group: (...)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Character_class_escape\">Zeichenklassen-Escape: \\d, \\D, \\w, \\W, \\s, \\S</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Character_class\">Zeichenklasse: [...], [^...]</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Character_escape\">Zeichen-Escape: \\n, \\u{...}</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Disjunction\">Disjunktion: |</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Input_boundary_assertion\">Input-Bereichs-Assertion: ^, $</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Literal_character\">Literalzeichen: a, b</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Lookahead_assertion\">Lookahead-Assertion: (?=...), (?!...)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Lookbehind_assertion\">Lookbehind Assertion: (?<=...), (?<!...)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Modifier\">Modifikator: (?ims-ims:...)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Named_backreference\">Benannte Rückreferenz: \\k<name></a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Named_capturing_group\">Named capturing group: (?<name>...)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Non-capturing_group\">Nicht erfassende Gruppe: (?:...)</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Quantifier\">Quantifier: *, +, ?, {n}, {n,}, {n,m}</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Unicode_character_class_escape\">Unicode-Zeichenklassenescapes: \\p{...}, \\P{...}</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Wildcard\">Wildcard: .</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Regular_expressions/Word_boundary_assertion\">Wortgrenzen-Assertion: \\b, \\B</a></li></ol></details></li><li class=\"toggle\"><details><summary>Fehler</summary><ol><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors\">Übersicht</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Promise_any_all_rejected\">AggregateError: Kein Promise in Promise.any wurde aufgelöst</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Property_access_denied\">Fehler: Zugriff verweigert auf Eigenschaft \"x\"</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Too_much_recursion\">InternalError: zu viel Rekursion</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Not_a_valid_code_point\">RangeError: argument ist kein gültiger Codepunkt</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/BigInt_division_by_zero\">RangeError: BigInt-Division durch Null</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/BigInt_negative_exponent\">RangeError: BigInt negative exponent</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Form_must_be_one_of\">RangeError: form muss einer von 'NFC', 'NFD', 'NFKC' oder 'NFKD' sein</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_array_length\">RangeError: invalid array length</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_date\">RangeError: invalid date</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Precision_range\">RangeError: precision liegt außerhalb des zulässigen Bereichs</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_radix\">RangeError: radix muss eine ganze Zahl sein</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Resulting_string_too_large\">RangeError: repeat count muss kleiner als unendlich sein</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Negative_repetition_count\">RangeError: repeat count must be non-negative</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_be_converted_to_BigInt_because_it_isnt_an_integer\">RangeError: x kann nicht in BigInt konvertiert werden, da es keine ganze Zahl ist</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Not_defined\">ReferenceError: \"x\" ist nicht definiert</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Undeclared_var\">ReferenceError: Zuordnung zu einer nicht deklarierten Variable \"x\"</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_access_lexical_declaration_before_init\">ReferenceError: kann auf lexikalische Deklaration 'X' vor der Initialisierung nicht zugreifen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Deprecated_caller_or_arguments_usage\">ReferenceError: veraltete Verwendung von caller oder arguments</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Super_not_called\">ReferenceError: 'super' Konstruktor muss vor der Verwendung von 'this' im Konstruktor der abgeleiteten Klasse aufgerufen werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Super_called_twice\">ReferenceError: super() zweimal im abgeleiteten Klassenkonstruktor aufgerufen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_strict_arguments_eval\">SyntaxError: 'arguments'/'eval' können im Strict-Mode-Code nicht definiert oder zugewiesen werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Deprecated_octal_literal\">SyntaxError: \"0\"-präfixierte Oktalliterale sind veraltet</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Strict_non_simple_params\">SyntaxError: \"use strict\" nicht erlaubt in Funktion mit nicht einfachen Parametern</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Reserved_identifier\">SyntaxError: \"x\" ist ein reservierter Bezeichner</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_backslash_at_end_of_pattern\">SyntaxError: \\ am Ende des Musters</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_for-of_initializer\">SyntaxError: Eine Deklaration im Kopf einer for-of-Schleife darf keinen Initialisierer haben</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Delete_in_strict_mode\">SyntaxError: Die Anwendung des 'delete'-Operators auf einen unqualifizierten Namen ist veraltet</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Arguments_not_allowed\">SyntaxError: arguments ist in Feldern nicht gültig</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_await\">SyntaxError: await ist nur in async Funktionen, async Generatoren und Modulen gültig</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/await_yield_in_parameter\">SyntaxError: await/yield expression kann nicht im Parameter verwendet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_use_nullish_coalescing_unparenthesized\">SyntaxError: `??` kann nicht ohne Klammern innerhalb von `||` und `&&`-Ausdrücken verwendet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_character_class_escape_in_class_range\">SyntaxError: Zeichenklassen-Escape kann nicht im Klassenbereich im regulären Ausdruck verwendet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_continue\">SyntaxError: continue muss innerhalb einer Schleife sein</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_duplicate_capture_group_name\">SyntaxError: doppelter Name der Erfassungsgruppe im regulären Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Duplicate_parameter\">SyntaxError: doppeltes formales Argument x</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_for-in_initializer\">SyntaxError: Deklarationen im Kopf einer for-in-Schleife dürfen keine Initialisierer enthalten</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Unnamed_function_statement\">SyntaxError: Funktionsanweisung erfordert einen Namen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Function_label\">SyntaxError: Funktionen können nicht beschriftet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Either_be_both_static_or_non-static\">SyntaxError: Getter und Setter für privaten Namen #x sollten entweder beide statisch oder nicht statisch sein</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Getter_no_arguments\">SyntaxError: Getter-Funktionen dürfen keine Argumente haben</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Identifier_after_number\">SyntaxError: identifier starts immediately after numeric literal</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Illegal_character\">SyntaxError: illegales Zeichen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/import_decl_module_top_level\">SyntaxError: import-Deklarationen dürfen nur auf der obersten Ebene eines Moduls erscheinen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_incomplete_quantifier\">SyntaxError: unvollständiger Quantifizierer im regulären Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_assignment_left-hand_side\">SyntaxError: invalid assignment left-hand side</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_BigInt_syntax\">SyntaxError: Ungültige BigInt-Syntax</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_capture_group_name\">SyntaxError: ungültiger Name der Erfassungsgruppe im regulären Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_char_in_class\">SyntaxError: ungültiges Zeichen in Klasse in regulärem Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_class_set_operation\">SyntaxError: Ungültige Klassenmengenoperation im regulären Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_decimal_escape\">SyntaxError: ungültiger Dezimal-Escape in regulärem Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_identity_escape\">SyntaxError: ungültige Identitätsflucht in regulärem Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_named_capture_reference\">SyntaxError: ungültige benannte Referenz in regulärem Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_property_name\">SyntaxError: ungültiger Eigenschaftsname im regulären Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_range_in_character_class\">SyntaxError: invalid range in character class</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_group\">SyntaxError: invalid regexp group</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_regexp_flag\">SyntaxError: invalid regular expression flag \"x\"</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_invalid_unicode_escape\">SyntaxError: ungültiger Unicode-Escape in regulärem Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/JSON_bad_parse\">SyntaxError: JSON.parse: Fehlerhaftes Parsing</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Label_not_found\">SyntaxError: label not found</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_colon_after_property_id\">SyntaxError: missing : after property id</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_parenthesis_after_argument_list\">SyntaxError: missing ) after argument list</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_parenthesis_after_condition\">SyntaxError: missing ) after condition</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_bracket_after_list\">SyntaxError: missing ] after element list</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_curly_after_function_body\">SyntaxError: fehlende } nach Funktionskörper</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_curly_after_property_list\">SyntaxError: missing } after property list</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_initializer_in_const\">SyntaxError: missing = in const declaration</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_formal_parameter\">SyntaxError: missing formal parameter</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Missing_name_after_dot_operator\">SyntaxError: missing name after . operator</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/No_variable_name\">SyntaxError: missing variable name</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_negated_char_class_with_strings\">SyntaxError: Negierte Zeichenklasse mit Strings im regulären Ausdruck</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_new_optional\">SyntaxError: new-Schlüsselwort kann nicht mit einer Optionalen Kette verwendet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_nothing_to_repeat\">SyntaxError: nothing to repeat</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_numbers_out_of_order_in_quantifier\">SyntaxError: numbers out of order in {} quantifier.</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Deprecated_octal_escape_sequence\">SyntaxError: Oktale Escape-Sequenzen können nicht in nicht-getaggten Vorlagenliteralen oder im Strict Mode-Code verwendet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Parameter_after_rest_parameter\">SyntaxError: parameter nach Rest-Parameter</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_delete_private_fields\">SyntaxError: private fields können nicht gelöscht werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Duplicate_proto\">SyntaxError: Eigenschaftenname __proto__ erscheint mehr als einmal im Objektliteral</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Regex_raw_bracket\">SyntaxError: Raw-Klammern sind im regulären Ausdruck mit Unicode-Flag nicht erlaubt</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Redeclared_parameter\">SyntaxError: redeclaration of formal parameter \"x\"</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Undeclared_private_field_or_method\">SyntaxError: Verweis auf nicht deklariertes privates Feld oder Methode #x</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Rest_with_default\">SyntaxError: Restparameter darf keinen Standardwert haben</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_return\">SyntaxError: return not in function</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Setter_one_argument\">SyntaxError: Setter-Funktionen müssen ein Argument haben</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/String_literal_EOL\">SyntaxError: string literal enthält einen nicht-escaped Zeilenumbruch</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_super_call\">SyntaxError: super() ist nur in Konstruktoren abgeleiteter Klassen gültig</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_optional_template\">SyntaxError: getaggtes Template kann nicht mit optionaler Verkettung verwendet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Hash_outside_class\">SyntaxError: Unerwartetes '#' außerhalb des Klassenkörpers verwendet</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Unexpected_token\">SyntaxError: Unerwartetes Token</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_break\">SyntaxError: unlabeled break muss innerhalb einer Schleife oder eines Switch sein</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Unparenthesized_unary_expr_lhs_exponentiation\">SyntaxError: unverklammerter unärer Ausdruck kann nicht auf der linken Seite von '**' erscheinen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Bad_super_prop\">SyntaxError: Verwendung von Super-Eigenschaften/-mitgliedern ist nur innerhalb von Methoden oder eval-Code innerhalb von Methoden gültig</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Deprecated_source_map_pragma\">SyntaxError: Die Verwendung von //@ zur Angabe von sourceURL-Pragmas ist veraltet. Verwenden Sie stattdessen //#</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/is_not_iterable\">TypeError: 'x' ist nicht iterierbar</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Unexpected_type\">TypeError: \"x\" ist (nicht) \"y\"</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Not_a_constructor\">TypeError: \"x\" ist kein Konstruktor</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Not_a_function\">TypeError: \"x\" ist keine Funktion</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/No_non-null_object\">TypeError: \"x\" ist kein nicht-null-Objekt</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Read-only\">TypeError: \"x\" ist schreibgeschützt</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/BigInt_not_serializable\">TypeError: BigInt-Wert kann nicht in JSON serialisiert werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Builtin_ctor_no_new\">TypeError: Der Aufruf eines eingebauten X-Konstruktors ohne new ist verboten</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Get_set_missing_private\">TypeError: kann nicht auf privates Feld oder Methode zugreifen/setzen: Objekt ist nicht die richtige Klasse</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_assign_to_property\">TypeError: kann Eigenschaft „x“ auf „y“ nicht zuweisen: kein Objekt</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_convert_BigInt_to_number\">TypeError: can't convert BigInt to number</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_convert_x_to_BigInt\">TypeError: kann x nicht in BigInt konvertieren</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_define_property_object_not_extensible\">TypeError: kann Eigenschaft \"x\" nicht definieren: \"obj\" ist nicht erweiterbar</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Non_configurable_array_element\">TypeError: can't delete non-configurable array element</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_redefine_property\">TypeError: kann nicht konfigurierbare Eigenschaft \"x\" neu definieren</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_set_prototype\">TypeError: kann das Prototyp dieses Objekts nicht festlegen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cyclic_prototype\">TypeError: kann Prototyp nicht setzen: würde einen Prototyp-Kettenzyklus verursachen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/in_operator_no_object\">TypeError: kann den 'in'-Operator nicht verwenden, um nach 'x' in 'y' zu suchen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Class_ctor_no_new\">TypeError: Klassenkonstruktoren müssen mit 'new' aufgerufen werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cyclic_object_value\">TypeError: cyclic object value</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_derived_return\">TypeError: abgeleiteter Klassenkonstruktor hat einen ungültigen Wert x zurückgegeben</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Private_setter_only\">TypeError: getting private setter-only property</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Private_double_initialization\">TypeError: Initialisierung eines Objekts zweimal ist ein Fehler bei privaten Feldern/Methoden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/invalid_right_hand_side_instanceof_operand\">TypeError: ungültiger 'instanceof'-Operand 'x'</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Array_sort_argument\">TypeError: invalides Array.prototype.sort Argument</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Invalid_const_assignment\">TypeError: ungültige Zuweisung zu const \"x\"</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Constructor_cant_be_used_directly\">TypeError: Iterator/AsyncIterator-Konstruktor kann nicht direkt verwendet werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Requires_global_RegExp\">TypeError: matchAll/replaceAll muss mit einem globalen RegExp aufgerufen werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/More_arguments_needed\">TypeError: Mehr Argumente benötigt</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/No_properties\">TypeError: null/undefined hat keine Eigenschaften</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Cant_delete\">TypeError: Eigenschaft \"x\" ist nicht konfigurierbar und kann nicht gelöscht werden</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Reduce_of_empty_array_with_no_initial_value\">TypeError: Reduce eines leeren Arrays ohne initialen Wert</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Getter_only\">TypeError: Einstellung der nur-Getter-Eigenschaft \"x\"</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Key_not_weakly_held\">TypeError: WeakSet-Schlüssel/WeakMap-Wert 'x' muss ein Objekt oder ein nicht registriertes Symbol sein</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Called_on_incompatible_type\">TypeError: X.prototype.y auf inkompatiblen Typ aufgerufen</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Malformed_URI\">URIError: malformed URI sequence</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Already_has_pragma\">Warnung: -file- wird ein //# sourceMappingURL zugewiesen, hat aber bereits eines</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Errors/Stmt_after_return\">Warnung: unerreichbarer Code nach return-Anweisung</a></li></ol></details></li><li class=\"toggle\"><details><summary>Sonstiges</summary><ol><li><a href=\"/de/docs/Web/JavaScript/JavaScript_technologies_overview\">Übersicht über JavaScript-Technologien</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Lexical_grammar\">Lexikalische Grammatik</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Iteration_protocols\">Iterationsprotokolle</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Strict_mode\">Strenger Modus</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Template_literals\">Template-Literale</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Trailing_commas\">Abschließende Kommas</a></li><li><a href=\"/de/docs/Web/JavaScript/Reference/Deprecated_and_obsolete_features\">Veraltete Funktionen</a></li></ol></details></li></ol>","source":{"folder":"de/web/javascript/reference/classes/static","github_url":"https://github.com/mdn/translated-content-de/blob/main/files/de/web/javascript/reference/classes/static/index.md","last_commit_url":"https://github.com/mdn/translated-content-de/commit/452fe502cfb4c9a91c346af17370ecfb6a8bd17e","filename":"index.md"},"summary":"Das static Schlüsselwort definiert eine statische Methode oder ein statisches Feld für eine Klasse oder einen statischen Initialisierungsblock (siehe den Link für weitere Informationen zur Verwendung). Statische Eigenschaften können nicht direkt auf Instanzen der Klasse zugegriffen werden. Stattdessen greift man über die Klasse selbst darauf zu.","title":"static","toc":[{"text":"Probieren Sie es aus","id":"probieren_sie_es_aus"},{"text":"Syntax","id":"syntax"},{"text":"Beschreibung","id":"beschreibung"},{"text":"Beispiele","id":"beispiele"},{"text":"Spezifikationen","id":"spezifikationen"},{"text":"Browser-Kompatibilität","id":"browser-kompatibilität"},{"text":"Siehe auch","id":"siehe_auch"}],"baseline":{"baseline":"high","baseline_low_date":"2016-03-08","baseline_high_date":"2018-09-08","support":{"chrome":"42","chrome_android":"42","edge":"13","firefox":"45","firefox_android":"45","safari":"9","safari_ios":"9"}},"browserCompat":["javascript.classes.static"],"pageType":"javascript-language-feature"}}</script></body></html>