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data-event-name="pinnable-header.vector-toc.unpin">fela</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Byrjun</div> </a> </li> <li id="toc-Dæmi_um_gilda_strengi_í_Java" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Dæmi_um_gilda_strengi_í_Java"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Dæmi um gilda strengi í Java</span> </div> </a> <ul id="toc-Dæmi_um_gilda_strengi_í_Java-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Dæmi_úr_Java-kóða" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Dæmi_úr_Java-kóða"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Dæmi úr Java-kóða</span> </div> </a> <ul id="toc-Dæmi_úr_Java-kóða-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Tengt_efni" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Tengt_efni"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Tengt efni</span> </div> </a> <ul id="toc-Tengt_efni-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Heimildir" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Heimildir"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Heimildir</span> </div> </a> <ul id="toc-Heimildir-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Efni" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Sýna/fela efnisyfirlit" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Sýna/fela efnisyfirlit</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Strengur (tölvunarfræði)</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Fara á grein á öðru tungumáli. Til staðar á 43 tungumálum" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-43" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">43 tungumál</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/String_(rekenaarwetenskap)" title="String (rekenaarwetenskap) – afríkanska" lang="af" hreflang="af" data-title="String (rekenaarwetenskap)" data-language-autonym="Afrikaans" data-language-local-name="afríkanska" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B3%D9%84%D8%B3%D9%84%D8%A9_(%D8%B9%D9%84%D9%85_%D8%A7%D9%84%D8%AD%D8%A7%D8%B3%D9%88%D8%A8)" title="سلسلة (علم الحاسوب) – arabíska" lang="ar" hreflang="ar" data-title="سلسلة (علم الحاسوب)" data-language-autonym="العربية" data-language-local-name="arabíska" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%BA%D0%BE%D0%B2%D1%8B_%D1%82%D1%8B%D0%BF" title="Радковы тып – hvítrússneska" lang="be" hreflang="be" data-title="Радковы тып" data-language-autonym="Беларуская" data-language-local-name="hvítrússneska" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9D%D0%B8%D0%B7" title="Низ – búlgarska" lang="bg" hreflang="bg" data-title="Низ" data-language-autonym="Български" data-language-local-name="búlgarska" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Cadena_(inform%C3%A0tica)" title="Cadena (informàtica) – katalónska" lang="ca" hreflang="ca" data-title="Cadena (informàtica)" data-language-autonym="Català" data-language-local-name="katalónska" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%B2%D9%86%D8%AC%DB%8C%D8%B1%DB%95%D9%86%D9%88%D9%88%D8%B3%DB%95" title="زنجیرەنووسە – miðkúrdíska" lang="ckb" hreflang="ckb" data-title="زنجیرەنووسە" data-language-autonym="کوردی" data-language-local-name="miðkúrdíska" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Textov%C3%BD_%C5%99et%C4%9Bzec" title="Textový řetězec – tékkneska" lang="cs" hreflang="cs" data-title="Textový řetězec" data-language-autonym="Čeština" data-language-local-name="tékkneska" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Tekststreng" title="Tekststreng – danska" lang="da" hreflang="da" data-title="Tekststreng" data-language-autonym="Dansk" data-language-local-name="danska" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Zeichenkette" title="Zeichenkette – þýska" lang="de" hreflang="de" data-title="Zeichenkette" data-language-autonym="Deutsch" data-language-local-name="þýska" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A3%CF%85%CE%BC%CE%B2%CE%BF%CE%BB%CE%BF%CF%83%CE%B5%CE%B9%CF%81%CE%AC" title="Συμβολοσειρά – gríska" lang="el" hreflang="el" data-title="Συμβολοσειρά" data-language-autonym="Ελληνικά" data-language-local-name="gríska" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/String_(computer_science)" title="String (computer science) – enska" lang="en" hreflang="en" data-title="String (computer science)" data-language-autonym="English" data-language-local-name="enska" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Signo%C4%89eno" title="Signoĉeno – esperantó" lang="eo" hreflang="eo" data-title="Signoĉeno" data-language-autonym="Esperanto" data-language-local-name="esperantó" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Cadena_de_caracteres" title="Cadena de caracteres – spænska" lang="es" hreflang="es" data-title="Cadena de caracteres" data-language-autonym="Español" data-language-local-name="spænska" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/S%C3%B5ne_(andmet%C3%BC%C3%BCp)" title="Sõne (andmetüüp) – eistneska" lang="et" hreflang="et" data-title="Sõne (andmetüüp)" data-language-autonym="Eesti" data-language-local-name="eistneska" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%B1%D8%B4%D8%AA%D9%87_(%D8%B9%D9%84%D9%88%D9%85_%D8%B1%D8%A7%DB%8C%D8%A7%D9%86%D9%87)" title="رشته (علوم رایانه) – persneska" lang="fa" hreflang="fa" data-title="رشته (علوم رایانه)" data-language-autonym="فارسی" data-language-local-name="persneska" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Merkkijono" title="Merkkijono – finnska" lang="fi" hreflang="fi" data-title="Merkkijono" data-language-autonym="Suomi" data-language-local-name="finnska" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Cha%C3%AEne_de_caract%C3%A8res" title="Chaîne de caractères – franska" lang="fr" hreflang="fr" data-title="Chaîne de caractères" data-language-autonym="Français" data-language-local-name="franska" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%97%D7%A8%D7%95%D7%96%D7%AA_(%D7%9E%D7%93%D7%A2%D7%99_%D7%94%D7%9E%D7%97%D7%A9%D7%91)" title="מחרוזת (מדעי המחשב) – hebreska" lang="he" hreflang="he" data-title="מחרוזת (מדעי המחשב)" data-language-autonym="עברית" data-language-local-name="hebreska" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B8%E0%A5%8D%E0%A4%9F%E0%A5%8D%E0%A4%B0%E0%A4%BF%E0%A4%82%E0%A4%97_(%E0%A4%B8%E0%A4%82%E0%A4%97%E0%A4%A3%E0%A4%A8)" title="स्ट्रिंग (संगणन) – hindí" lang="hi" hreflang="hi" data-title="स्ट्रिंग (संगणन)" data-language-autonym="हिन्दी" data-language-local-name="hindí" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/String" title="String – ungverska" lang="hu" hreflang="hu" data-title="String" data-language-autonym="Magyar" data-language-local-name="ungverska" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Untaian" title="Untaian – indónesíska" lang="id" hreflang="id" data-title="Untaian" data-language-autonym="Bahasa Indonesia" data-language-local-name="indónesíska" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Signokateno" title="Signokateno – ídó" lang="io" hreflang="io" data-title="Signokateno" data-language-autonym="Ido" data-language-local-name="ídó" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Stringa_(informatica)" title="Stringa (informatica) – ítalska" lang="it" hreflang="it" data-title="Stringa (informatica)" data-language-autonym="Italiano" data-language-local-name="ítalska" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E6%96%87%E5%AD%97%E5%88%97" title="文字列 – japanska" lang="ja" hreflang="ja" data-title="文字列" data-language-autonym="日本語" data-language-local-name="japanska" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%AC%B8%EC%9E%90%EC%97%B4" title="문자열 – kóreska" lang="ko" hreflang="ko" data-title="문자열" data-language-autonym="한국어" data-language-local-name="kóreska" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9D%D0%B8%D0%B7%D0%B0_(%D0%B8%D0%BD%D1%84%D0%BE%D1%80%D0%BC%D0%B0%D1%82%D0%B8%D0%BA%D0%B0)" title="Низа (информатика) – makedónska" lang="mk" hreflang="mk" data-title="Низа (информатика)" data-language-autonym="Македонски" data-language-local-name="makedónska" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%85%E0%B4%95%E0%B5%8D%E0%B4%B7%E0%B4%B0%E0%B4%B6%E0%B5%83%E0%B4%82%E0%B4%96%E0%B4%B2_(%E0%B4%95%E0%B4%AE%E0%B5%8D%E0%B4%AA%E0%B5%8D%E0%B4%AF%E0%B5%82%E0%B4%9F%E0%B5%8D%E0%B4%9F%E0%B5%BC_%E0%B4%B6%E0%B4%BE%E0%B4%B8%E0%B5%8D%E0%B4%A4%E0%B5%8D%E0%B4%B0%E0%B4%82)" title="അക്ഷരശൃംഖല (കമ്പ്യൂട്ടർ ശാസ്ത്രം) – malajalam" lang="ml" hreflang="ml" data-title="അക്ഷരശൃംഖല (കമ്പ്യൂട്ടർ ശാസ്ത്രം)" data-language-autonym="മലയാളം" data-language-local-name="malajalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Rentetan" title="Rentetan – malaíska" lang="ms" hreflang="ms" data-title="Rentetan" data-language-autonym="Bahasa Melayu" data-language-local-name="malaíska" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Tekenreeks" title="Tekenreeks – hollenska" lang="nl" hreflang="nl" data-title="Tekenreeks" data-language-autonym="Nederlands" data-language-local-name="hollenska" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Streng_(informatikk)" title="Streng (informatikk) – norskt bókmál" lang="nb" hreflang="nb" data-title="Streng (informatikk)" data-language-autonym="Norsk bokmål" data-language-local-name="norskt bókmál" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Tekstowy_typ_danych" title="Tekstowy typ danych – pólska" lang="pl" hreflang="pl" data-title="Tekstowy typ danych" data-language-autonym="Polski" data-language-local-name="pólska" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Cadeia_de_caracteres" title="Cadeia de caracteres – portúgalska" lang="pt" hreflang="pt" data-title="Cadeia de caracteres" data-language-autonym="Português" data-language-local-name="portúgalska" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A1%D1%82%D1%80%D0%BE%D0%BA%D0%BE%D0%B2%D1%8B%D0%B9_%D1%82%D0%B8%D0%BF" title="Строковый тип – rússneska" lang="ru" hreflang="ru" data-title="Строковый тип" data-language-autonym="Русский" data-language-local-name="rússneska" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9D%D0%B8%D1%81%D0%BA%D0%B0" title="Ниска – serbneska" lang="sr" hreflang="sr" data-title="Ниска" data-language-autonym="Српски / srpski" data-language-local-name="serbneska" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Str%C3%A4ng_(data)" title="Sträng (data) – sænska" lang="sv" hreflang="sv" data-title="Sträng (data)" data-language-autonym="Svenska" data-language-local-name="sænska" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AA%E0%B8%B2%E0%B8%A2%E0%B8%AD%E0%B8%B1%E0%B8%81%E0%B8%82%E0%B8%A3%E0%B8%B0" title="สายอักขระ – taílenska" lang="th" hreflang="th" data-title="สายอักขระ" data-language-autonym="ไทย" data-language-local-name="taílenska" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/String_(agham_pangkompyuter)" title="String (agham pangkompyuter) – tagalog" lang="tl" hreflang="tl" data-title="String (agham pangkompyuter)" data-language-autonym="Tagalog" data-language-local-name="tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Dize_(bilgisayar_bilimi)" title="Dize (bilgisayar bilimi) – tyrkneska" lang="tr" hreflang="tr" data-title="Dize (bilgisayar bilimi)" data-language-autonym="Türkçe" data-language-local-name="tyrkneska" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A0%D1%8F%D0%B4%D0%BE%D0%BA_(%D0%BF%D1%80%D0%BE%D0%B3%D1%80%D0%B0%D0%BC%D1%83%D0%B2%D0%B0%D0%BD%D0%BD%D1%8F)" title="Рядок (програмування) – úkraínska" lang="uk" hreflang="uk" data-title="Рядок (програмування)" data-language-autonym="Українська" data-language-local-name="úkraínska" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E5%AD%97%E7%AC%A6%E4%B8%B2" title="字符串 – wu-kínverska" lang="wuu" hreflang="wuu" data-title="字符串" data-language-autonym="吴语" data-language-local-name="wu-kínverska" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%AD%97%E7%AC%A6%E4%B8%B2" title="字符串 – kínverska" lang="zh" hreflang="zh" data-title="字符串" data-language-autonym="中文" data-language-local-name="kínverska" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/J%C4%AB-lia%CC%8Dt" title="Jī-lia̍t – Minnan" lang="nan" hreflang="nan" data-title="Jī-lia̍t" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue 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data-event-name="pinnable-header.vector-appearance.pin">færa í hliðarstiku</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">fela</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Úr Wikipediu, frjálsa alfræðiritinu</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="is" dir="ltr"><p><b>Strengur</b> er <a href="/wiki/Gagnager%C3%B0" title="Gagnagerð">gagnagerð</a> í flestum <a href="/wiki/Forritunarm%C3%A1l" title="Forritunarmál">forritunarmálum</a> notað til að vinna með texta. Strengir bæði í forritunarmálum og <a href="/wiki/St%C3%A6r%C3%B0fr%C3%A6%C3%B0i" title="Stærðfræði">stærðfræði</a> eru notaðir til þess að halda utan um raðir tákna úr fyrirfram ákveðnum <a href="/wiki/Mengi" title="Mengi">mengjum</a>. Þessi mengi eru endanleg og kallast stafróf. Stafrófin geta verið mismunandi milli forritunarmála en oftast er um að ræða sammengi tölustafa, bókstafa og tákna. Strengir eru óbreytanlegir en forritunarmál bjóða gjarnan upp á leiðir til að meðhöndla strengi á ýmsa vegu. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Dæmi_um_gilda_strengi_í_Java"><span id="D.C3.A6mi_um_gilda_strengi_.C3.AD_Java"></span>Dæmi um gilda strengi í Java</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&veaction=edit&section=1" title="Breyti hluta: Dæmi um gilda strengi í Java" class="mw-editsection-visualeditor"><span>breyta</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&action=edit&section=1" title="Edit section's source code: Dæmi um gilda strengi í Java"><span>breyta frumkóða</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>"123456"</li> <li>"halló"</li> <li>"halló123"</li> <li>"Halló heimur"</li> <li>"10,000 fyrir 100%"</li></ul> <div class="mw-heading mw-heading2"><h2 id="Dæmi_úr_Java-kóða"><span id="D.C3.A6mi_.C3.BAr_Java-k.C3.B3.C3.B0a"></span>Dæmi úr Java-kóða</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&veaction=edit&section=2" title="Breyti hluta: Dæmi úr Java-kóða" class="mw-editsection-visualeditor"><span>breyta</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&action=edit&section=2" title="Edit section's source code: Dæmi úr Java-kóða"><span>breyta frumkóða</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Nýr strengur búinn til: </p> <pre> String str = "abc"; </pre> <p>Má líka gera það svona: </p> <pre> char data[] = {'a', 'b', 'c'}; String str = new String(data); </pre> <p>Dæmi um hvernig má meðhöndla streng: </p> <pre> System.out.println("abc"); String cde = "cde"; System.out.println("abc" + cde); String c = "abc".substring(2,3); String d = cde.substring(1, 2); </pre> <div class="mw-heading mw-heading2"><h2 id="Tengt_efni">Tengt efni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&veaction=edit&section=3" title="Breyti hluta: Tengt efni" class="mw-editsection-visualeditor"><span>breyta</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&action=edit&section=3" title="Edit section's source code: Tengt efni"><span>breyta frumkóða</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/T%C3%B3mastrengur" title="Tómastrengur">Tómastrengur</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Heimildir">Heimildir</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&veaction=edit&section=4" title="Breyti hluta: Heimildir" class="mw-editsection-visualeditor"><span>breyta</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Strengur_(t%C3%B6lvunarfr%C3%A6%C3%B0i)&action=edit&section=4" title="Edit section's source code: Heimildir"><span>breyta frumkóða</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Fyrirmynd greinarinnar var „<i><a href="https://en.wikipedia.org/wiki/String" class="extiw" title="en:String">String</a></i>“ á <a href="/wiki/Enska" title="Enska">ensku</a> útgáfu <a href="/wiki/Wikipedia" title="Wikipedia">Wikipedia</a>. Sótt 13. mars 2007.</li></ul>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=0" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Sótt frá „<a dir="ltr" href="https://is.wikipedia.org/w/index.php?title=Strengur_(tölvunarfræði)&oldid=1377627">https://is.wikipedia.org/w/index.php?title=Strengur_(tölvunarfræði)&oldid=1377627</a>“</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Kerfiss%C3%AD%C3%B0a:Flokkar" title="Kerfissíða:Flokkar">Flokkur</a>: <ul><li><a href="/wiki/Flokkur:Gagnager%C3%B0ir" title="Flokkur:Gagnagerðir">Gagnagerðir</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Þessari síðu var síðast breytt 8. mars 2013, klukkan 18:33.</li> <li id="footer-info-copyright">Textinn er gefinn út samkvæmt <a href="/wiki/Wikipedia:H%C3%B6fundar%C3%A9ttur" title="Wikipedia:Höfundaréttur">Creative Commons Tilvísun-DeilaEins leyfi</a>. 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