CINXE.COM

<!DOCTYPE html> <html class="client-nojs" lang="en" dir="ltr"> <head> <meta charset="UTF-8"/> <title>/ - MozillaZine Knowledge Base</title> <script>document.documentElement.className="client-js";RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":["",""],"wgDigitTransformTable":["",""],"wgDefaultDateFormat":"dmy","wgMonthNames":["","January","February","March","April","May","June","July","August","September","October","November","December"],"wgRequestId":"b5c1fc7edcd07bc331bbe3b6","wgCSPNonce":false,"wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"/","wgTitle":"/","wgCurRevisionId":0,"wgRevisionId":0,"wgArticleId":0,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":[],"wgPageContentLanguage":"en","wgPageContentModel":"wikitext","wgRelevantPageName":"/","wgRelevantArticleId":0,"wgIsProbablyEditable":false,"wgRelevantPageIsProbablyEditable":false,"wgRestrictionCreate":[]};RLSTATE={"site.styles":"ready","user.styles":"ready","user":"ready","user.options":"loading","skins.monobook.styles":"ready"};RLPAGEMODULES=["site", "mediawiki.page.ready","skins.monobook.scripts"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.implement("user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"});});});</script> <link rel="stylesheet" href="/load.php?lang=en&modules=skins.monobook.styles&only=styles&skin=monobook"/> <script async="" src="/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=monobook"></script> <meta name="generator" content="MediaWiki 1.40.1"/> <meta name="robots" content="noindex,nofollow,max-image-preview:standard"/> <meta name="format-detection" content="telephone=no"/> <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes, minimum-scale=0.25, maximum-scale=5.0"/> <link rel="icon" href="/favicon.ico"/> <link rel="search" type="application/opensearchdescription+xml" href="/opensearch_desc.php" title="MozillaZine Knowledge Base (en)"/> <link rel="EditURI" type="application/rsd+xml" href="//kb.mozillazine.org/api.php?action=rsd"/> <link rel="alternate" type="application/atom+xml" title="MozillaZine Knowledge Base Atom feed" href="/index.php?title=Special:RecentChanges&feed=atom"/> </head> <body class="mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject page- rootpage- skin-monobook action-view skin--responsive"><div id="globalWrapper"> <div id="column-content"> <div id="content" class="mw-body" role="main"> <a id="top"></a> <div id="siteNotice"></div> <div class="mw-indicators"> </div> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">/</span></h1> <div id="bodyContent" class="monobook-body"> <div id="siteSub">From MozillaZine Knowledge Base</div> <div id="contentSub" ><div id="mw-content-subtitle"></div></div> <div id="jump-to-nav"></div><a href="#column-one" class="mw-jump-link">Jump to navigation</a><a href="#searchInput" class="mw-jump-link">Jump to search</a>  <div id="mw-content-text" class="mw-body-content mw-content-ltr" lang="en" dir="ltr"><div class="noarticletext mw-content-ltr" dir="ltr" lang="en"> <p>There is currently no text in this page. You can <a href="/Special:Search//" title="Special:Search//">search for this page title</a> in other pages, or <span class="plainlinks"><a rel="nofollow" class="external text" href="//kb.mozillazine.org/index.php?title=Special:Log&page=/">search the related logs</a></span>, but you do not have permission to create this page. </p> </div> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="http://">http://</a>"</div></div> <div id="catlinks" class="catlinks catlinks-allhidden" data-mw="interface"></div>  <div class="visualClear"></div> </div> </div> <div class="visualClear"></div> </div> <div id="column-one" > <h2>Navigation menu</h2> <div role="navigation" class="portlet" id="p-cactions" aria-labelledby="p-cactions-label"> <h3 id="p-cactions-label" >Page actions</h3> <div class="pBody"> <ul > <li id="ca-nstab-main" class="selected mw-list-item"><a href="/index.php?title=/&action=edit&redlink=1" title="View the content page (page does not exist) [c]" accesskey="c">Page</a></li><li id="ca-talk" class="new mw-list-item"><a href="/index.php?title=Talk:/&action=edit&redlink=1" rel="discussion" title="Discussion about the content page (page does not exist) [t]" accesskey="t">Discussion</a></li> </ul> </div> </div> <div role="navigation" class="portlet mw-portlet mw-portlet-cactions-mobile" id="p-cactions-mobile" aria-labelledby="p-cactions-mobile-label"> <h3 id="p-cactions-mobile-label" >Page actions</h3> <div class="pBody"> <ul ><li id="main-mobile" class="selected mw-list-item"><a href="/index.php?title=/&action=edit&redlink=1" title=" (page does not exist)">Page</a></li><li id="talk-mobile" class="new mw-list-item"><a href="/index.php?title=Talk:/&action=edit&redlink=1" title=" (page does not exist)">Discussion</a></li><li id="ca-more" class="mw-list-item"><a href="#p-cactions">More</a></li><li id="ca-tools" class="mw-list-item"><a href="#p-tb" title="Tools">Tools</a></li></ul> </div> </div> <div role="navigation" class="portlet" id="p-personal" aria-labelledby="p-personal-label"> <h3 id="p-personal-label" >Personal tools</h3> <div class="pBody"> <ul > <li id="pt-login" class="mw-list-item"><a href="/index.php?title=Special:UserLogin&returnto=%2F" title="You are encouraged to log in; however, it is not mandatory [o]" accesskey="o">Log in</a></li> </ul> </div> </div> <div class="portlet" id="p-logo" role="banner"> <a href="/Knowledge_Base" class="mw-wiki-logo"></a> </div> <div id="sidebar"> <div role="navigation" class="portlet mw-portlet mw-portlet-navigation" id="p-navigation" aria-labelledby="p-navigation-label"> <h3 id="p-navigation-label" >Navigation</h3> <div class="pBody"> <ul ><li id="n-mainpage-description" class="mw-list-item"><a href="/Knowledge_Base" title="Visit the main page [z]" accesskey="z">Main page</a></li><li id="n-recentchanges" class="mw-list-item"><a href="/Special:RecentChanges" title="A list of recent changes in the wiki [r]" accesskey="r">Recent changes</a></li><li id="n-randompage" class="mw-list-item"><a href="/Special:Random" title="Load a random page [x]" accesskey="x">Random page</a></li><li id="n-help-mediawiki" class="mw-list-item"><a href="https://www.mediawiki.org/wiki/Special:MyLanguage/Help:Contents">Help about MediaWiki</a></li></ul> </div> </div> <div role="search" class="portlet" id="p-search"> <h3 id="p-search-label" ><label for="searchInput">Search</label></h3> <div class="pBody" id="searchBody"> <form action="/index.php" id="searchform"><input type="hidden" value="Special:Search" name="title"><input type="search" name="search" placeholder="Search MozillaZine Knowledge Base" aria-label="Search MozillaZine Knowledge Base" autocapitalize="sentences" title="Search MozillaZine Knowledge Base [f]" accesskey="f" id="searchInput"/><input type="submit" name="go" value="Go" title="Go to a page with this exact name if it exists" class="searchButton" id="searchButton"/> <input type="submit" name="fulltext" value="Search" title="Search the pages for this text" class="searchButton mw-fallbackSearchButton" id="mw-searchButton"/></form> </div> </div> <div role="navigation" class="portlet mw-portlet mw-portlet-tb" id="p-tb" aria-labelledby="p-tb-label"> <h3 id="p-tb-label" >Tools</h3> <div class="pBody"> <ul ><li id="t-whatlinkshere" class="mw-list-item"><a href="/Special:WhatLinksHere//" title="A list of all wiki pages that link here [j]" accesskey="j">What links here</a></li><li id="t-specialpages" class="mw-list-item"><a href="/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q">Special pages</a></li><li id="t-print" class="mw-list-item"><a href="javascript:print();" rel="alternate" title="Printable version of this page [p]" accesskey="p">Printable version</a></li><li id="t-info" class="mw-list-item"><a href="/index.php?title=/&action=info" title="More information about this page">Page information</a></li></ul> </div> </div> </div> <a href="#sidebar" title="Jump to navigation" class="menu-toggle" id="sidebar-toggle"></a> <a href="#p-personal" title="user tools" class="menu-toggle" id="p-personal-toggle"></a> <a href="#globalWrapper" title="back to top" class="menu-toggle" id="globalWrapper-toggle"></a> </div>  <div class="visualClear"></div> <div id="footer" class="mw-footer" role="contentinfo" > <div id="f-poweredbyico" class="footer-icons"> <a href="https://www.mediawiki.org/"><img src="/resources/assets/poweredby_mediawiki_88x31.png" alt="Powered by MediaWiki" srcset="/resources/assets/poweredby_mediawiki_132x47.png 1.5x, /resources/assets/poweredby_mediawiki_176x62.png 2x" width="88" height="31" loading="lazy"/></a> </div> <ul id="f-list"> <li id="privacy"><a href="/MozillaZine_Knowledge_Base:Privacy_policy">Privacy policy</a></li><li id="about"><a href="/MozillaZine_Knowledge_Base:About">About MozillaZine Knowledge Base</a></li><li id="disclaimers"><a href="/MozillaZine_Knowledge_Base:General_disclaimer">Disclaimers</a></li> </ul> </div> </div> <script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgBackendResponseTime":141,"wgPageParseReport":{"limitreport":{"cputime":"0.002","walltime":"0.002","ppvisitednodes":{"value":8,"limit":1000000},"postexpandincludesize":{"value":68,"limit":2097152},"templateargumentsize":{"value":0,"limit":2097152},"expansiondepth":{"value":3,"limit":100},"expensivefunctioncount":{"value":0,"limit":100},"unstrip-depth":{"value":0,"limit":20},"unstrip-size":{"value":0,"limit":5000000},"timingprofile":["100.00% 0.000 1 -total"]},"cachereport":{"timestamp":"20241127025830","ttl":86400,"transientcontent":false}}});});</script> </body> </html>