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[r]" accesskey="r"><span>Ostatnie zmiany</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Wikipedia:Strona_g%C5%82%C3%B3wna" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="wolna encyklopedia" src="/static/images/mobile/copyright/wikipedia-tagline-pl.svg" width="120" height="13" style="width: 7.5em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Specjalna:Szukaj" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Przeszukaj Wikipedię [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Szukaj</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Przeszukaj Wikipedię" aria-label="Przeszukaj Wikipedię" autocapitalize="sentences" title="Przeszukaj Wikipedię [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Specjalna:Szukaj"> </div> <button class="cdx-button cdx-search-input__end-button">Szukaj</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Narzędzia osobiste"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Wygląd"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Zmień rozmiar czcionki, szerokość oraz kolorystykę strony" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Wygląd" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-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-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Wygląd</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_pl.wikipedia.org&uselang=pl" class=""><span>Wspomóż Wikipedię</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Specjalna:Utw%C3%B3rz_konto&returnto=Unset" title="Zachęcamy do stworzenia konta i zalogowania, ale nie jest to obowiązkowe." class=""><span>Utwórz konto</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Specjalna:Zaloguj&returnto=Unset" title="Zachęcamy do zalogowania się, choć nie jest to obowiązkowe. [o]" accesskey="o" class=""><span>Zaloguj się</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Więcej opcji" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Narzędzia osobiste" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-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-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Narzędzia osobiste</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Menu użytkownika" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_pl.wikipedia.org&uselang=pl"><span>Wspomóż Wikipedię</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Specjalna:Utw%C3%B3rz_konto&returnto=Unset" title="Zachęcamy do stworzenia konta i zalogowania, ale nie jest to obowiązkowe."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Utwórz konto</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Specjalna:Zaloguj&returnto=Unset" title="Zachęcamy do zalogowania się, choć nie jest to obowiązkowe. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Zaloguj się</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Strony dla anonimowych edytorów <a href="/wiki/Pomoc:Pierwsze_kroki" aria-label="Dowiedz się więcej na temat edytowania"><span>dowiedz się więcej</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Specjalna:M%C3%B3j_wk%C5%82ad" title="Lista edycji wykonanych z tego adresu IP [y]" accesskey="y"><span>Edycje</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Specjalna:Moja_dyskusja" title="Dyskusja użytkownika dla tego adresu IP [n]" accesskey="n"><span>Dyskusja</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Witryna"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Spis treści" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Spis treści</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">przypnij</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ukryj</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">Początek</div> </a> </li> <li id="toc-Przypisy" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Przypisy"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Przypisy</span> </div> </a> <ul id="toc-Przypisy-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="Spis treści" 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="Przełącz stan spisu treści" > <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">Przełącz stan spisu treści</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">unset</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="Przejdź do artykułu w innym języku. Treść dostępna w 6 językach" > <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-6" 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">6 języków</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/Unset" title="Unset – grecki" lang="el" hreflang="el" data-title="Unset" data-language-autonym="Ελληνικά" data-language-local-name="grecki" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Unset" title="Unset – francuski" lang="fr" hreflang="fr" data-title="Unset" data-language-autonym="Français" data-language-local-name="francuski" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Unset" title="Unset – węgierski" lang="hu" hreflang="hu" data-title="Unset" data-language-autonym="Magyar" data-language-local-name="węgierski" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Unset" title="Unset – portugalski" lang="pt" hreflang="pt" data-title="Unset" data-language-autonym="Português" data-language-local-name="portugalski" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/Unset" title="Unset – ukraiński" lang="uk" hreflang="uk" data-title="Unset" data-language-autonym="Українська" data-language-local-name="ukraiński" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/Unset" title="Unset – chiński" lang="zh" hreflang="zh" data-title="Unset" data-language-autonym="中文" data-language-local-name="chiński" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q19860652#sitelinks-wikipedia" title="Edytuj linki pomiędzy wersjami językowymi" class="wbc-editpage">Edytuj linki</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Przestrzenie nazw"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Unset" title="Zobacz stronę treści [c]" accesskey="c"><span>Artykuł</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Dyskusja:Unset" rel="discussion" title="Dyskusja o zawartości tej strony [t]" accesskey="t"><span>Dyskusja</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Zmień wariant języka" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">polski</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Widok"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Unset"><span>Czytaj</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Unset&veaction=edit" title="Edytuj tę stronę [v]" accesskey="v"><span>Edytuj</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Unset&action=edit" title="Edycja kodu źródłowego strony [e]" accesskey="e"><span>Edytuj kod źródłowy</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Unset&action=history" title="Starsze wersje tej strony [h]" accesskey="h"><span>Wyświetl historię</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Narzędzia dla stron"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Narzędzia" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Narzędzia</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Narzędzia</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">przypnij</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">ukryj</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Więcej opcji" > <div class="vector-menu-heading"> Działania </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Unset"><span>Czytaj</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Unset&veaction=edit" title="Edytuj tę stronę [v]" accesskey="v"><span>Edytuj</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Unset&action=edit" title="Edycja kodu źródłowego strony [e]" accesskey="e"><span>Edytuj kod źródłowy</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Unset&action=history"><span>Wyświetl historię</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Ogólne </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Specjalna:Linkuj%C4%85ce/Unset" title="Pokaż listę wszystkich stron linkujących do tej strony [j]" accesskey="j"><span>Linkujące</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Specjalna:Zmiany_w_linkowanych/Unset" rel="nofollow" title="Ostatnie zmiany w stronach, do których ta strona linkuje [k]" accesskey="k"><span>Zmiany w linkowanych</span></a></li><li id="t-upload" class="mw-list-item"><a href="//pl.wikipedia.org/wiki/Wikipedia:Prześlij_plik" title="Prześlij pliki [u]" accesskey="u"><span>Prześlij plik</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Specjalna:Strony_specjalne" title="Lista wszystkich stron specjalnych [q]" accesskey="q"><span>Strony specjalne</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Unset&oldid=74035347" title="Stały link do tej wersji tej strony"><span>Link do tej wersji</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Unset&action=info" title="Więcej informacji na temat tej strony"><span>Informacje o tej stronie</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Specjalna:Cytuj&page=Unset&id=74035347&wpFormIdentifier=titleform" title="Informacja o tym jak należy cytować tę stronę"><span>Cytowanie tego artykułu</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Specjalna:Skr%C3%B3%C4%87_adres_URL&url=https%3A%2F%2Fpl.wikipedia.org%2Fwiki%2FUnset"><span>Zobacz skrócony adres URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Specjalna:Kod_QR&url=https%3A%2F%2Fpl.wikipedia.org%2Fwiki%2FUnset"><span>Pobierz kod QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Drukuj lub eksportuj </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Specjalna:Ksi%C4%85%C5%BCka&bookcmd=book_creator&referer=Unset"><span>Utwórz książkę</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Specjalna:DownloadAsPdf&page=Unset&action=show-download-screen"><span>Pobierz jako PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Unset&printable=yes" title="Wersja do wydruku [p]" accesskey="p"><span>Wersja do druku</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> W innych projektach </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q19860652" title="Link do powiązanego elementu w repozytorium danych [g]" accesskey="g"><span>Element Wikidanych</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Narzędzia dla stron"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Wygląd"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Wygląd</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">przypnij</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ukryj</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">Z Wikipedii, wolnej encyklopedii</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="pl" dir="ltr"><p><b>unset</b> – <a href="/wiki/Program_komputerowy" title="Program komputerowy">program</a> <a href="/wiki/Wiersz_polece%C5%84" title="Wiersz poleceń">konsoli</a> <a href="/wiki/Unix" title="Unix">Uniksa</a> usuwający <a href="/wiki/Zmienna_%C5%9Brodowiskowa" title="Zmienna środowiskowa">zmienną środowiskową</a> z pamięci i środowiska wyeksportowanego<sup id="cite_ref-1" class="reference"><a href="#cite_note-1">[1]</a></sup>. W <a href="/wiki/Linux" title="Linux">Linuksie</a> jest to polecenie wbudowane w powłokę <a href="/wiki/Bash" title="Bash">Bash</a><sup id="cite_ref-2" class="reference"><a href="#cite_note-2">[2]</a></sup>. </p> <div class="mw-heading mw-heading2"><h2 id="Przypisy">Przypisy</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Unset&veaction=edit&section=1" title="Edytuj sekcję: Przypisy" class="mw-editsection-visualeditor"><span>edytuj</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Unset&action=edit&section=1" title="Edytuj kod źródłowy sekcji: Przypisy"><span>edytuj kod</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="do-not-make-smaller refsection"><div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a></span> <span class="reference-text"><cite class="citation web"><a rel="nofollow" class="external text" href="https://www.man7.org/linux/man-pages/man1/unset.1p.html">unset(1p) — POSIX Programmer's Manual</a>. [dostęp 2024-06-17].</cite></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text"><cite class="citation web"><a rel="nofollow" class="external text" href="https://linux.die.net/man/1/unset">unset(1) - Linux man page</a>. [dostęp 2024-06-17].</cite></span> </li> </ol></div></div> <div class="navbox do-not-make-smaller mw-collapsible mw-collapsed" data-expandtext="pokaż" data-collapsetext="ukryj"><style data-mw-deduplicate="TemplateStyles:r74983602">.mw-parser-output .navbox{border:1px solid var(--border-color-base,#a2a9b1);margin:auto;text-align:center;padding:3px;margin-top:1em;clear:both}.mw-parser-output table.navbox:not(.pionowy){width:100%}.mw-parser-output .navbox+.navbox{border-top:0;margin-top:0}.mw-parser-output .navbox.pionowy{width:250px;float:right;clear:right;margin:0 0 0.4em 1.4em}.mw-parser-output .navbox.pionowy .before,.mw-parser-output .navbox.pionowy .after{padding:0.5em 0;text-align:center}.mw-parser-output .navbox>.caption,.mw-parser-output .navbox>tbody>tr>th{background:#ccf;text-align:center;font-weight:bold}.mw-parser-output .navbox .tnavbar{font-weight:normal;font-size:xx-small;white-space:nowrap;padding:0}.mw-parser-output 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.flex>.before,.mw-parser-output .navbox:not(.pionowy) .flex>.after{display:none}}.mw-parser-output .navbox .opis img,.mw-parser-output .navbox .opis .flagicon,.mw-parser-output .navbox>.caption>.flagicon,.mw-parser-output .navbox>.caption>.image{display:none}@media screen{html.skin-theme-clientpref-night .mw-parser-output .navbox>.caption,html.skin-theme-clientpref-night .mw-parser-output .navbox>tbody>tr>th{background-color:#3a3c3e}html.skin-theme-clientpref-night .mw-parser-output .navbox .title,html.skin-theme-clientpref-night .mw-parser-output .navbox>.mw-collapsible-content>.above,html.skin-theme-clientpref-night .mw-parser-output .navbox>.mw-collapsible-content>.below,html.skin-theme-clientpref-night .mw-parser-output .navbox .opis{background-color:#303234}html.skin-theme-clientpref-night .mw-parser-output .navbox.medaliści .opis.a1,html.skin-theme-clientpref-night .mw-parser-output .navbox.medaliści .a1 .opis{background:#715f00}html.skin-theme-clientpref-night .mw-parser-output .navbox.medaliści .opis.a2,html.skin-theme-clientpref-night .mw-parser-output .navbox.medaliści .a2 .opis{background:#5f5f5f}html.skin-theme-clientpref-night .mw-parser-output .navbox.medaliści .opis.a3,html.skin-theme-clientpref-night .mw-parser-output .navbox.medaliści .a3 .opis{background:#764617}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbox>.caption,html.skin-theme-clientpref-os .mw-parser-output .navbox>tbody>tr>th{background-color:#3a3c3e}html.skin-theme-clientpref-os .mw-parser-output .navbox .title,html.skin-theme-clientpref-os .mw-parser-output .navbox>.mw-collapsible-content>.above,html.skin-theme-clientpref-os .mw-parser-output .navbox>.mw-collapsible-content>.below,html.skin-theme-clientpref-os .mw-parser-output .navbox .opis{background-color:#303234}html.skin-theme-clientpref-os .mw-parser-output .navbox.medaliści .opis.a1,html.skin-theme-clientpref-os .mw-parser-output .navbox.medaliści .a1 .opis{background:#715f00}html.skin-theme-clientpref-os .mw-parser-output .navbox.medaliści .opis.a2,html.skin-theme-clientpref-os .mw-parser-output .navbox.medaliści .a2 .opis{background:#5f5f5f}html.skin-theme-clientpref-os .mw-parser-output .navbox.medaliści .opis.a3,html.skin-theme-clientpref-os .mw-parser-output .navbox.medaliści .a3 .opis{background:#764617}}</style><ul class="tnavbar noprint plainlinks hlist"><li><a href="/wiki/Szablon:Polecenia_Unix" title="Szablon:Polecenia Unix"><span title="Pokaż ten szablon">p</span></a></li><li><a href="/wiki/Dyskusja_szablonu:Polecenia_Unix" title="Dyskusja szablonu:Polecenia Unix"><span title="Dyskusja na temat tego szablonu">d</span></a></li><li title="Możesz edytować ten szablon. Użyj przycisku podglądu przed zapisaniem zmian."><a class="external text" href="https://pl.wikipedia.org/w/index.php?title=Szablon:Polecenia_Unix&action=edit">e</a></li></ul><div class="navbox-title caption"><a href="/wiki/Polecenia_systemu_operacyjnego_Unix" title="Polecenia systemu operacyjnego Unix">Polecenia systemów operacyjnych Unix</a></div><div class="mw-collapsible-content"><table class="navbox-main-content inner-standard"><tbody><tr class="a1"><th class="navbox-group opis" scope="row">System plików</th><td class="navbox-list spis hlist navbox-odd"> <ul><li><a href="/wiki/Cat_(Unix)" title="Cat (Unix)">cat</a></li> <li><a href="/wiki/Chmod" title="Chmod">chmod</a></li> <li><a href="/wiki/Chown" title="Chown">chown</a></li> <li><a href="/wiki/Chgrp" title="Chgrp">chgrp</a></li> <li><a href="/wiki/Cksum" title="Cksum">cksum</a></li> <li><a href="/w/index.php?title=Cmp_(Unix)&action=edit&redlink=1" class="new" title="Cmp (Unix) (strona nie istnieje)">cmp</a></li> <li><a href="/wiki/Cp_(Unix)" title="Cp (Unix)">cp</a></li> <li><a href="/wiki/Dd_(Unix)" title="Dd (Unix)">dd</a></li> <li><a href="/wiki/Du_(Unix)" title="Du (Unix)">du</a></li> <li><a href="/wiki/Df_(Unix)" title="Df (Unix)">df</a></li> <li><a href="/wiki/File_(Unix)" title="File (Unix)">file</a></li> <li><a href="/wiki/Fsck" title="Fsck">fsck</a></li> <li><a href="/wiki/Fuser" title="Fuser">fuser</a></li> <li><a href="/wiki/Ln_(Unix)" title="Ln (Unix)">ln</a></li> <li><a href="/wiki/Ls_(Unix)" title="Ls (Unix)">ls</a></li> <li><a href="/wiki/Mkdir" title="Mkdir">mkdir</a></li> <li><a href="/wiki/Mount" title="Mount">mount</a></li> <li><a href="/wiki/Mv_(Unix)" title="Mv (Unix)">mv</a></li> <li><a href="/w/index.php?title=Pax_(Unix)&action=edit&redlink=1" class="new" title="Pax (Unix) (strona nie istnieje)">pax</a></li> <li><a href="/wiki/Pwd_(informatyka)" title="Pwd (informatyka)">pwd</a></li> <li><a href="/wiki/Rm_(Unix)" title="Rm (Unix)">rm</a></li> <li><a href="/wiki/Rmdir" title="Rmdir">rmdir</a></li> <li><a href="/wiki/Split_(Unix)" title="Split (Unix)">split</a></li> <li><a href="/wiki/Tee" title="Tee">tee</a></li> <li><a href="/wiki/Touch_(Unix)" title="Touch (Unix)">touch</a></li> <li><a href="/wiki/Tree_(polecenie)" title="Tree (polecenie)">tree</a></li> <li><a href="/wiki/Type_(Unix)" title="Type (Unix)">type</a></li> <li><a href="/wiki/Umask" title="Umask">umask</a></li></ul> </td></tr><tr class="a2"><th class="navbox-group opis" scope="row">Procesy</th><td class="navbox-list spis hlist navbox-even"> <ul><li><a href="/wiki/At_(Unix)" title="At (Unix)">at</a></li> <li><a href="/w/index.php?title=Bg_(Unix)&action=edit&redlink=1" class="new" title="Bg (Unix) (strona nie istnieje)">bg</a></li> <li><a href="/wiki/Chroot" title="Chroot">chroot</a></li> <li><a href="/wiki/Cron" title="Cron">cron</a></li> <li><a href="/wiki/Fg_(Unix)" title="Fg (Unix)">fg</a></li> <li><a href="/wiki/Kill_(polecenie)" title="Kill (polecenie)">kill</a></li> <li><a href="/wiki/Killall" title="Killall">killall</a></li> <li><a href="/wiki/Nice_(Unix)" title="Nice (Unix)">nice</a></li> <li><a href="/w/index.php?title=Pgrep&action=edit&redlink=1" class="new" title="Pgrep (strona nie istnieje)">pgrep</a></li> <li><a href="/w/index.php?title=Pkill&action=edit&redlink=1" class="new" title="Pkill (strona nie istnieje)">pkill</a></li> <li><a href="/wiki/Ps" title="Ps">ps</a></li> <li><a href="/w/index.php?title=Pstree&action=edit&redlink=1" class="new" title="Pstree (strona nie istnieje)">pstree</a></li> <li><a href="/wiki/Time_(polecenie)" title="Time (polecenie)">time</a></li> <li><a href="/wiki/Top_(Unix)" title="Top (Unix)">top</a></li></ul> </td></tr><tr class="a3"><th class="navbox-group opis" scope="row">Środowisko użytkownika</th><td class="navbox-list spis hlist navbox-odd"> <ul><li><a href="/wiki/Clear" title="Clear">clear</a></li> <li><a href="/wiki/Env" title="Env">env</a></li> <li><a href="/w/index.php?title=Exit_(command)&action=edit&redlink=1" class="new" title="Exit (command) (strona nie istnieje)">exit</a></li> <li><a href="/wiki/Finger_(protok%C3%B3%C5%82)" title="Finger (protokół)">finger</a></li> <li><a href="/wiki/History_(Unix)" title="History (Unix)">history</a></li> <li><a href="/wiki/Logname" title="Logname">logname</a></li> <li><a href="/wiki/Mesg" title="Mesg">mesg</a></li> <li><a href="/wiki/Passwd" title="Passwd">passwd</a></li> <li><a href="/w/index.php?title=Su_(Unix)&action=edit&redlink=1" class="new" title="Su (Unix) (strona nie istnieje)">su</a></li> <li><a href="/wiki/Sudo" title="Sudo">sudo</a></li> <li><a href="/wiki/Talk_(informatyka)" title="Talk (informatyka)">talk</a></li> <li><a href="/w/index.php?title=Tput&action=edit&redlink=1" class="new" title="Tput (strona nie istnieje)">tput</a></li> <li><a href="/wiki/Uname" title="Uname">uname</a></li> <li><a href="/wiki/Uptime" title="Uptime">uptime</a></li> <li><a href="/wiki/W_(Unix)" title="W (Unix)">w</a></li> <li><a href="/wiki/Wall_(Unix)" title="Wall (Unix)">wall</a></li> <li><a href="/wiki/Who_(Unix)" title="Who (Unix)">who</a></li> <li><a href="/wiki/Whoami" title="Whoami">whoami</a></li> <li><a href="/wiki/Write_(Unix)" title="Write (Unix)">write</a></li></ul> </td></tr><tr class="a4"><th class="navbox-group opis" scope="row">Przetwarzanie tekstu</th><td class="navbox-list spis hlist navbox-even"> <ul><li><a href="/wiki/AWK" title="AWK">awk</a></li> <li><a href="/wiki/Banner_(Unix)" title="Banner (Unix)">banner</a></li> <li><a href="/wiki/Basename" title="Basename">basename</a></li> <li><a href="/w/index.php?title=Comm&action=edit&redlink=1" class="new" title="Comm (strona nie istnieje)">comm</a></li> <li><a href="/w/index.php?title=Csplit&action=edit&redlink=1" class="new" title="Csplit (strona nie istnieje)">csplit</a></li> <li><a href="/wiki/Cut_(Unix)" title="Cut (Unix)">cut</a></li> <li><a href="/wiki/Diff" title="Diff">diff</a></li> <li><a href="/wiki/Dirname" title="Dirname">dirname</a></li> <li><a href="/wiki/Ed" title="Ed">ed</a></li> <li><a href="/wiki/Ex_(Unix)" title="Ex (Unix)">ex</a></li> <li><a href="/w/index.php?title=Fold_(Unix)&action=edit&redlink=1" class="new" title="Fold (Unix) (strona nie istnieje)">fold</a></li> <li><a href="/wiki/Head_(Unix)" title="Head (Unix)">head</a></li> <li><a href="/wiki/Iconv" title="Iconv">iconv</a></li> <li><a href="/w/index.php?title=Join_(Unix)&action=edit&redlink=1" class="new" title="Join (Unix) (strona nie istnieje)">join</a></li> <li><a href="/wiki/Less_(Unix)" title="Less (Unix)">less</a></li> <li><a href="/wiki/More_(polecenie)" title="More (polecenie)">more</a></li> <li><a href="/w/index.php?title=Nl_(Unix)&action=edit&redlink=1" class="new" title="Nl (Unix) (strona nie istnieje)">nl</a></li> <li><a href="/wiki/Paste_(Unix)" title="Paste (Unix)">paste</a></li> <li><a href="/wiki/Printf" title="Printf">printf</a></li> <li><a href="/wiki/Sed_(program)" title="Sed (program)">sed</a></li> <li><a href="/wiki/Sort_(polecenie)" title="Sort (polecenie)">sort</a></li> <li><a href="/wiki/Strings_(Unix)" title="Strings (Unix)">strings</a></li> <li><a href="/wiki/Tail_(Unix)" title="Tail (Unix)">tail</a></li> <li><a href="/wiki/Tr_(Unix)" title="Tr (Unix)">tr</a></li> <li><a href="/wiki/Uniq" title="Uniq">uniq</a></li> <li><a href="/wiki/Vi_(program)" title="Vi (program)">vi</a></li> <li><a href="/wiki/Wc_(Unix)" title="Wc (Unix)">wc</a></li> <li><a href="/wiki/Xargs" title="Xargs">xargs</a></li> <li><a href="/wiki/Yes_(Unix)" title="Yes (Unix)">yes</a></li></ul> </td></tr><tr class="a5"><th class="navbox-group opis" scope="row">Wbudowane w powłokę</th><td class="navbox-list spis hlist navbox-odd"> <ul><li><a href="/wiki/Alias_(Unix)" title="Alias (Unix)">alias</a></li> <li><a href="/wiki/Cd_(polecenie_systemowe)" title="Cd (polecenie systemowe)">cd</a></li> <li><a href="/wiki/Echo_(polecenie)" title="Echo (polecenie)">echo</a></li> <li><a href="/wiki/Test_(Unix)" title="Test (Unix)">test</a></li> <li><a class="mw-selflink selflink">unset</a></li> <li><a href="/w/index.php?title=Wait_(polecenie)&action=edit&redlink=1" class="new" title="Wait (polecenie) (strona nie istnieje)">wait</a></li></ul> </td></tr><tr class="a6"><th class="navbox-group opis" scope="row">Komunikacja</th><td class="navbox-list spis hlist navbox-even"> <ul><li><a href="/w/index.php?title=Dig_(polecenie)&action=edit&redlink=1" class="new" title="Dig (polecenie) (strona nie istnieje)">dig</a></li> <li><a href="/w/index.php?title=Host_(Unix)&action=edit&redlink=1" class="new" title="Host (Unix) (strona nie istnieje)">host</a></li> <li><a href="/wiki/Ifconfig" title="Ifconfig">ifconfig</a></li> <li><a href="/wiki/Inetd" title="Inetd">inetd</a></li> <li><a href="/wiki/Netcat" title="Netcat">netcat</a></li> <li><a href="/wiki/Netstat" title="Netstat">netstat</a></li> <li><a href="/wiki/Nslookup" title="Nslookup">nslookup</a></li> <li><a href="/wiki/Ping" title="Ping">ping</a></li> <li><a href="/w/index.php?title=Rdate&action=edit&redlink=1" class="new" title="Rdate (strona nie istnieje)">rdate</a></li> <li><a href="/wiki/Rlogin" title="Rlogin">rlogin</a></li> <li><a href="/wiki/Route_(polecenie)" title="Route (polecenie)">route</a></li> <li><a href="/wiki/OpenSSH" title="OpenSSH">ssh</a></li> <li><a href="/wiki/Traceroute" title="Traceroute">traceroute</a></li></ul> </td></tr><tr class="a7"><th class="navbox-group opis" scope="row">Wyszukiwanie</th><td class="navbox-list spis hlist navbox-odd"> <ul><li><a href="/wiki/Find" title="Find">find</a></li> <li><a href="/wiki/Grep" title="Grep">grep</a></li> <li><a href="/wiki/Whereis" title="Whereis">whereis</a></li></ul> </td></tr><tr class="a8"><th class="navbox-group opis" scope="row">Dokumentacja</th><td class="navbox-list spis hlist navbox-even"> <ul><li><a href="/wiki/Man_(Unix)" title="Man (Unix)">man</a></li></ul> </td></tr><tr class="a9"><th class="navbox-group opis" 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