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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">Tools</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">hide</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </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/Wikifunctions:Main_Page"><span>Read</span></a></li><li id="ca-more-viewsource" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Wikifunctions:Main_Page&action=edit"><span>View source</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Wikifunctions:Main_Page&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/Wikifunctions:Main_Page" title="A list of all wiki pages that link here [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/Wikifunctions:Main_Page" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q"><span>Special pages</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Wikifunctions:Main_Page&oldid=58549" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Wikifunctions:Main_Page&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fwww.wikifunctions.org%2Fwiki%2FWikifunctions%3AMain_Page"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fwww.wikifunctions.org%2Fwiki%2FWikifunctions%3AMain_Page"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-electronpdfservice-sidebar-portlet-heading" class="vector-menu mw-portlet mw-portlet-electronpdfservice-sidebar-portlet-heading" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="electron-print_pdf" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Wikifunctions%3AMain_Page&action=show-download-screen"><span>Download as PDF</span></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"><span>Printable version</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"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Main_Page" hreflang="en"><span>Wikimedia Commons</span></a></li><li class="wb-otherproject-link wb-otherproject-foundation mw-list-item"><a href="https://foundation.wikimedia.org/wiki/Home" hreflang="en"><span>Wikimedia Foundation</span></a></li><li class="wb-otherproject-link wb-otherproject-mediawiki mw-list-item"><a href="https://www.mediawiki.org/wiki/MediaWiki" hreflang="en"><span>MediaWiki</span></a></li><li class="wb-otherproject-link wb-otherproject-meta mw-list-item"><a href="https://meta.wikimedia.org/wiki/Main_Page" hreflang="en"><span>Meta-Wiki</span></a></li><li class="wb-otherproject-link wb-otherproject-outreach mw-list-item"><a href="https://outreach.wikimedia.org/wiki/Main_Page" hreflang="en"><span>Wikimedia Outreach</span></a></li><li class="wb-otherproject-link wb-otherproject-sources mw-list-item"><a href="https://wikisource.org/wiki/Main_Page" hreflang="en"><span>Multilingual Wikisource</span></a></li><li class="wb-otherproject-link wb-otherproject-species mw-list-item"><a href="https://species.wikimedia.org/wiki/Main_Page" hreflang="en"><span>Wikispecies</span></a></li><li class="wb-otherproject-link wb-otherproject-wikibooks mw-list-item"><a href="https://en.wikibooks.org/wiki/Main_Page" hreflang="en"><span>Wikibooks</span></a></li><li class="wb-otherproject-link wb-otherproject-wikidata mw-list-item"><a href="https://www.wikidata.org/wiki/Wikidata:Main_Page" hreflang="en"><span>Wikidata</span></a></li><li class="wb-otherproject-link wb-otherproject-wikimania badge-Q70894304 mw-list-item" title=""><a href="https://wikimania.wikimedia.org/wiki/Wikimania" hreflang="en"><span>Wikimania</span></a></li><li class="wb-otherproject-link wb-otherproject-wikinews mw-list-item"><a href="https://en.wikinews.org/wiki/Main_Page" hreflang="en"><span>Wikinews</span></a></li><li class="wb-otherproject-link wb-otherproject-wikipedia mw-list-item"><a href="https://en.wikipedia.org/wiki/Main_Page" hreflang="en"><span>Wikipedia</span></a></li><li class="wb-otherproject-link wb-otherproject-wikiquote mw-list-item"><a href="https://en.wikiquote.org/wiki/Main_Page" hreflang="en"><span>Wikiquote</span></a></li><li class="wb-otherproject-link wb-otherproject-wikisource mw-list-item"><a href="https://en.wikisource.org/wiki/Main_Page" hreflang="en"><span>Wikisource</span></a></li><li class="wb-otherproject-link wb-otherproject-wikiversity mw-list-item"><a href="https://en.wikiversity.org/wiki/Wikiversity:Main_Page" hreflang="en"><span>Wikiversity</span></a></li><li class="wb-otherproject-link wb-otherproject-wikivoyage mw-list-item"><a href="https://en.wikivoyage.org/wiki/Main_Page" hreflang="en"><span>Wikivoyage</span></a></li><li class="wb-otherproject-link wb-otherproject-wiktionary mw-list-item"><a href="https://en.wiktionary.org/wiki/Wiktionary:Main_Page" hreflang="en"><span>Wiktionary</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q5296" title="Link to connected data repository item [g]" accesskey="g"><span>Wikidata item</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="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <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">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</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 id="siteSub" class="noprint">From Wikifunctions</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="en" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r58080">.mw-parser-output .mainpage_header{display:flex;flex-direction:column;align-items:center;padding:1rem}.mw-parser-output .mainpage_header h1{font-family:sans-serif;border:none;margin:0}.mw-parser-output .mainpage_row{display:flex;flex-direction:row;flex-flow:row wrap;justify-content:space-between;padding:0;margin:0 -5px 0 -5px}.mw-parser-output .mainpage_box{flex:1;margin:5px;min-width:210px;border:1px solid #CCC;padding:0 10px 10px 10px;box-shadow:0 2px 2px rgba(0,0,0,0.1)}.mw-parser-output .mainpage_box h3{padding-right:0;padding-top:0;padding-bottom:0;margin:0.5em 0}.mw-parser-output .mainpage_box h3:not(.tpl-vheadanchor-heading){padding-left:0}.mw-parser-output .mainpage_box h3 .header_icon{float:left;margin-right:5px;margin-top:-3px}.mw-parser-output .mainpage_box .items{border-top:1px solid #CCC;padding-top:0.5em}.mw-parser-output .mainpage_box p:last-child{margin-bottom:0}.mw-parser-output .mainpage_boxcontents_small{font-size:95%}.mw-parser-output #mainpage-start ul{text-align:center}.mw-parser-output #mainpage-start li,.mw-parser-output #many-examples li{display:inline-block}.mw-parser-output #mainpage-start li::before,.mw-parser-output #many-examples li::before{content:" • ";font-weight:bold}.mw-parser-output #mainpage-sister{border-top:unset}.mw-parser-output .mainpage-sister-title{clear:both;margin:20px auto;padding-top:15px;border-top:3px double #CCC;color:#222;line-height:120%;width:80%}.mw-parser-output .mainpage-sister-projects ul{display:flex;flex-wrap:wrap;justify-content:center;margin:0 auto}.mw-parser-output .mainpage-sister-projects li{display:inline-flex;align-items:center;width:15em;padding:5px 0}.mw-parser-output .mainpage-sister-projects div{margin:0 5px;color:#767676}.mw-parser-output .mainpage-sister-projects span{font-weight:bold}.mw-parser-output .mw-pt-languages{display:block;background:none;border:1px solid #CCC;box-shadow:0 2px 2px rgba(0,0,0,0.1);width:auto}.mw-parser-output .mw-pt-languages-label{background:none;border-right:none}@media screen and (max-width:719px){.mw-parser-output .thumb{float:none}.mw-parser-output .thumb,.mw-parser-output .thumbinner{margin-left:auto;margin-right:auto}}</style> <div id="lang_dir" class="mw-content-ltr" dir="ltr"> <div id="mainpage_header" class="mainpage_header"> <p><span typeof="mw:File"><a href="/wiki/File:Wikifunctions-logo.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0c/Wikifunctions-logo.svg/75px-Wikifunctions-logo.svg.png" decoding="async" width="75" height="75" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0c/Wikifunctions-logo.svg/113px-Wikifunctions-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0c/Wikifunctions-logo.svg/150px-Wikifunctions-logo.svg.png 2x" data-file-width="512" data-file-height="513"/></a></span> </p> <div class="mw-heading mw-heading1"><h1 id="Welcome_to_Wikifunctions" data-mw-thread-id="h-Welcome_to_Wikifunctions"><span data-mw-comment-start="" id="h-Welcome_to_Wikifunctions"></span>Welcome to Wikifunctions<span data-mw-comment-end="h-Welcome_to_Wikifunctions"></span></h1></div> <p>Wikifunctions is a <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use" class="extiw" title="foundation:Special:MyLanguage/Policy:Terms of Use">free</a> library of <a href="/wiki/Special:MyLanguage/Wikifunctions:About" title="Special:MyLanguage/Wikifunctions:About">functions</a> that anyone can edit.</p> </div> <div style="clear: both;"></div> <div id="audiences" class="mainpage_row"> <div class="mainpage_box"> <div class="mw-heading mw-heading3"><h3 id="Welcome!" data-mw-thread-id="h-Welcome!-Welcome_to_Wikifunctions"><span id="Welcome.21"></span><span data-mw-comment-start="" id="h-Welcome!-Welcome_to_Wikifunctions"></span><span class="header_icon" aria-hidden="true" role="presentation"><span class="mw-valign-middle skin-invert-image" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Wikifunctions-logo-monochrome-black.svg/20px-Wikifunctions-logo-monochrome-black.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Wikifunctions-logo-monochrome-black.svg/30px-Wikifunctions-logo-monochrome-black.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Wikifunctions-logo-monochrome-black.svg/40px-Wikifunctions-logo-monochrome-black.svg.png 2x" data-file-width="512" data-file-height="513"/></span></span></span><span>Welcome!</span><span data-mw-comment-end="h-Welcome!-Welcome_to_Wikifunctions"></span></h3></div> <div id="mainpage-welcome" title="Welcome" class="items"> <p><b>Wikifunctions</b> is a Wikimedia project for everyone to collaboratively create and maintain a library of code functions to support the Wikimedia projects and beyond, in the world's natural and programming languages. </p><p>A "function" is a sequence of programming instructions that makes a calculation based on data you provide. Functions can answer questions, such as how many days have passed between two dates, or the distance between two cities. </p> </div> </div> <div class="mainpage_box"> <div class="mw-heading mw-heading3"><h3 id="Get_started" data-mw-thread-id="h-Get_started-Welcome_to_Wikifunctions"><span data-mw-comment-start="" id="h-Get_started-Welcome_to_Wikifunctions"></span><span class="header_icon" aria-hidden="true" role="presentation"><span class="mw-valign-middle skin-invert-image" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/OOjs_UI_icon_chem.svg/20px-OOjs_UI_icon_chem.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/OOjs_UI_icon_chem.svg/30px-OOjs_UI_icon_chem.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c4/OOjs_UI_icon_chem.svg/40px-OOjs_UI_icon_chem.svg.png 2x" data-file-width="20" data-file-height="20"/></span></span></span><span>Get started</span><span data-mw-comment-end="h-Get_started-Welcome_to_Wikifunctions"></span></h3></div> <div id="mainpage-start" title="Get started" class="items"> <figure class="mw-halign-center" typeof="mw:File/Thumb"><span><video id="mwe_player_0" poster="//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Wikifunctions_in_7_minutes.webm/400px-seek%3D1-Wikifunctions_in_7_minutes.webm.jpg" controls="" preload="none" data-mw-tmh="" class="mw-file-element" width="400" height="225" data-durationhint="428" data-mwtitle="Wikifunctions_in_7_minutes.webm" data-mwprovider="wikimediacommons" resource="/wiki/File:Wikifunctions_in_7_minutes.webm"><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/7/7e/Wikifunctions_in_7_minutes.webm/Wikifunctions_in_7_minutes.webm.480p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="480p.vp9.webm" data-width="854" data-height="480"/><source src="//upload.wikimedia.org/wikipedia/commons/7/7e/Wikifunctions_in_7_minutes.webm" type="video/webm; codecs="vp9, opus"" data-width="1280" data-height="720"/><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/7/7e/Wikifunctions_in_7_minutes.webm/Wikifunctions_in_7_minutes.webm.720p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="720p.vp9.webm" data-width="1280" data-height="720"/><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/7/7e/Wikifunctions_in_7_minutes.webm/Wikifunctions_in_7_minutes.webm.240p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="240p.vp9.webm" data-width="426" data-height="240"/><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/7/7e/Wikifunctions_in_7_minutes.webm/Wikifunctions_in_7_minutes.webm.360p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="360p.vp9.webm" data-width="640" data-height="360"/><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/7/7e/Wikifunctions_in_7_minutes.webm/Wikifunctions_in_7_minutes.webm.360p.webm" type="video/webm; codecs="vp8, vorbis"" data-transcodekey="360p.webm" data-width="640" data-height="360"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=ar&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="ar" label="العربية ‪(ar)‬" data-dir="rtl"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=az&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="az" label="azərbaycanca ‪(az)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=bn&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="bn" label="বাংলা ‪(bn)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=de&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="de" label="Deutsch ‪(de)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=en&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="en" label="English ‪(en)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=es&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="es" label="español ‪(es)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=fi&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="fi" label="suomi ‪(fi)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=fr&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="fr" label="français ‪(fr)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=id&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="id" label="Bahasa Indonesia ‪(id)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=mnw&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="mnw" label="ဘာသာမန် ‪(mnw)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=mrh&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="mrh" label="Mara ‪(mrh)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=nl&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="nl" label="Nederlands ‪(nl)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=pl&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="pl" label="polski ‪(pl)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=pt-br&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="pt-BR" label="português do Brasil ‪(pt-br)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=sv&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="sv" label="svenska ‪(sv)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=syl&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="syl" label="ꠍꠤꠟꠐꠤ ‪(syl)‬" data-dir="ltr"/><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AWikifunctions_in_7_minutes.webm&lang=tr&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="tr" label="Türkçe ‪(tr)‬" data-dir="ltr"/></video></span><figcaption>Wikifunctions in 7 minutes</figcaption></figure> <ul><li><a href="/wiki/Special:RunFunction" title="Special:RunFunction">Run a Function</a></li> <li><a href="/wiki/Wikifunctions:Project_chat" title="Wikifunctions:Project chat">Project chat</a></li> <li><a href="/wiki/Wikifunctions:Community_portal" title="Wikifunctions:Community portal">Community portal</a></li> <li><a href="/wiki/Wikifunctions:Suggest_a_function" title="Wikifunctions:Suggest a function">Suggest a function</a></li> <li><a href="/wiki/Wikifunctions:Catalogue" title="Wikifunctions:Catalogue">Catalogue of available functions</a></li></ul> </div> </div> </div> <div id="many-examples" class="mainpage_row"> <div class="mainpage_box"> <div class="mw-heading mw-heading3"><h3 id="Functions_to_try_out" data-mw-thread-id="h-Functions_to_try_out-Welcome_to_Wikifunctions"><span data-mw-comment-start="" id="h-Functions_to_try_out-Welcome_to_Wikifunctions"></span><span class="header_icon" aria-hidden="true" role="presentation"><span class="mw-valign-middle skin-invert-image" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b2/OOjs_UI_icon_listBullet-ltr.svg/20px-OOjs_UI_icon_listBullet-ltr.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b2/OOjs_UI_icon_listBullet-ltr.svg/30px-OOjs_UI_icon_listBullet-ltr.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b2/OOjs_UI_icon_listBullet-ltr.svg/40px-OOjs_UI_icon_listBullet-ltr.svg.png 2x" data-file-width="20" data-file-height="20"/></span></span></span><span>Functions to try out</span><span data-mw-comment-end="h-Functions_to_try_out-Welcome_to_Wikifunctions"></span></h3></div> <div id="mainpage-function-list" title="Function list" class="items"> <ul><li><a href="/view/en/Z10096" title="Z10096">is a palindrome <small>(Z10096)</small></a>: <small>test if a string is the same when read forward and backward (see Z10553 for one with Unicode grapheme support)</small></li> <li><a href="/view/en/Z13163" title="Z13163">get day of week from date <small>(Z13163)</small></a>: <small>returns the day of week when given a date as year, month and day of the month</small></li> <li><a href="/view/en/Z12427" title="Z12427">is prime <small>(Z12427)</small></a>: <small>Checks if the provided integer is prime or not. </small></li> <li><a href="/view/en/Z13587" title="Z13587">English cardinal <small>(Z13587)</small></a>: <small>expresses a natural number in English words</small></li> <li><a href="/view/en/Z12626" title="Z12626">is pangram (Latin alphabet) <small>(Z12626)</small></a>: <small>checks whether a string of characters possesses every letter from the Latin alphabet at least once</small></li> <li><a href="/view/en/Z12812" title="Z12812">Caesar cipher (Latin alphabet) <small>(Z12812)</small></a>: <small>rotates letters in the Latin alphabet forward by a defined number of places</small></li> <li><a href="/view/en/Z10012" title="Z10012">reverse string <small>(Z10012)</small></a>: <small>Inverts the order of the characters in a String (see Z10548 for one with Unicode grapheme support)</small></li> <li><a href="/view/en/Z10070" title="Z10070">has substring <small>(Z10070)</small></a>: <small>Check if a substring exists within another string</small></li></ul> <p><a href="/wiki/Wikifunctions:Catalogue" title="Wikifunctions:Catalogue"><i>more functions…</i></a> </p> </div> </div> </div> <div id="misc-news" class="mainpage_row"> <div class="mainpage_box"> <div class="mw-heading mw-heading3"><h3 id="Learn_and_contribute" data-mw-thread-id="h-Learn_and_contribute-Welcome_to_Wikifunctions"><span data-mw-comment-start="" id="h-Learn_and_contribute-Welcome_to_Wikifunctions"></span><span class="header_icon" aria-hidden="true" role="presentation"><span class="mw-valign-middle skin-invert-image" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/80/OOjs_UI_icon_ongoingConversation-rtl.svg/20px-OOjs_UI_icon_ongoingConversation-rtl.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/80/OOjs_UI_icon_ongoingConversation-rtl.svg/30px-OOjs_UI_icon_ongoingConversation-rtl.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/80/OOjs_UI_icon_ongoingConversation-rtl.svg/40px-OOjs_UI_icon_ongoingConversation-rtl.svg.png 2x" data-file-width="20" data-file-height="20"/></span></span></span><span>Learn and contribute</span><span data-mw-comment-end="h-Learn_and_contribute-Welcome_to_Wikifunctions"></span></h3></div> <div id="mainpage-help-contribute"" title="Support and Contributing" class="items"> <dl><dt>Learn about Wikifunctions</dt></dl> <ul><li><a href="/wiki/Special:MyLanguage/Wikifunctions:About" title="Special:MyLanguage/Wikifunctions:About">About Wikifunctions</a></li> <li><a href="/wiki/Special:MyLanguage/Wikifunctions:Introduction" title="Special:MyLanguage/Wikifunctions:Introduction">Wikifunctions introduction</a></li> <li><a href="/wiki/Special:MyLanguage/Wikifunctions:FAQ" title="Special:MyLanguage/Wikifunctions:FAQ">FAQ</a></li> <li><a href="/wiki/Special:MyLanguage/Wikifunctions:Glossary" title="Special:MyLanguage/Wikifunctions:Glossary">Glossary</a></li></ul> <dl><dt>Contribute to other areas</dt></dl> <ul><li><a href="/wiki/Special:MyLanguage/Help:Multilingual" title="Special:MyLanguage/Help:Multilingual">Get involved as a translator</a></li></ul> <dl><dt>Get help</dt></dl> <ul><li>Questions? Ask at the <a href="/wiki/Wikifunctions:Project_chat" title="Wikifunctions:Project chat">Project chat</a> or <a href="/wiki/Special:MyLanguage/Wikifunctions:Report_a_technical_problem#Discuss_with_others" title="Special:MyLanguage/Wikifunctions:Report a technical problem">our Telegram/IRC channel</a>!</li> <li><a href="/wiki/Special:MyLanguage/Wikifunctions:Report_a_technical_problem" title="Special:MyLanguage/Wikifunctions:Report a technical problem">Report a technical problem</a> <ul><li><a href="/wiki/Wikifunctions:Status" title="Wikifunctions:Status">Status</a> page lists major known issues and problems</li></ul></li></ul> </div> </div> <div class="mainpage_box"> <div class="mw-heading mw-heading3"><h3 id="News" data-mw-thread-id="h-News-Welcome_to_Wikifunctions"><span data-mw-comment-start="" id="h-News-Welcome_to_Wikifunctions"></span><span class="header_icon" aria-hidden="true" role="presentation"><span class="mw-valign-middle skin-invert-image" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/da/Echo_%28Notifications%29_megaphone.svg/20px-Echo_%28Notifications%29_megaphone.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/da/Echo_%28Notifications%29_megaphone.svg/30px-Echo_%28Notifications%29_megaphone.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/da/Echo_%28Notifications%29_megaphone.svg/40px-Echo_%28Notifications%29_megaphone.svg.png 2x" data-file-width="96" data-file-height="96"/></span></span></span><span>News</span><span data-mw-comment-end="h-News-Welcome_to_Wikifunctions"></span></h3></div> <div id="mainpage-news" title="News" class="items"> <div style="margin: auto; vertical-align:top"> <div class="mainpage_boxcontents_small"> <dl><dt>Upcoming meetings</dt></dl> <ul><li>The next Volunteers' Corner will be on <bdi lang="en" dir="ltr"><a class="external text" href="https://zonestamp.toolforge.org/1733758200">2024-12-09, 15:30 UTC</a></bdi> on <bdi lang="en" dir="ltr">Google Meet</bdi> at <bdi lang="en" dir="ltr"><a rel="nofollow" class="external text" href="https://meet.google.com/xuy-njxh-rkw">meet.google.com/xuy-njxh-rkw</a></bdi>.</li></ul> <dl><dt>Recent updates about Wikifunctions</dt></dl> <ul><li>2024-11-27: <a href="/wiki/Special:MyLanguage/Wikifunctions:Status_updates/2024-11-27" title="Special:MyLanguage/Wikifunctions:Status updates/2024-11-27"> WordGraph release; New Special page: list functions by tests; new type for day of the year</a></li> <li>2024-11-21: <a href="/wiki/Special:MyLanguage/Wikifunctions:Status_updates/2024-11-21" title="Special:MyLanguage/Wikifunctions:Status updates/2024-11-21">New special page for missing labels, new type for Gregorian years, and much more</a></li> <li>2024-11-13: <a href="/wiki/Special:MyLanguage/Wikifunctions:Status_updates/2024-11-13" title="Special:MyLanguage/Wikifunctions:Status updates/2024-11-13">New Type: Rational number</a></li> <li>2024-11-07: <a href="/wiki/Special:MyLanguage/Wikifunctions:Status_updates/2024-11-07" title="Special:MyLanguage/Wikifunctions:Status updates/2024-11-07">The Dream of a Universal Language</a></li> <li>2024-11-01: <a href="/wiki/Special:MyLanguage/Wikifunctions:Status_updates/2024-11-01" title="Special:MyLanguage/Wikifunctions:Status updates/2024-11-01">Rewriting the backend</a></li> <li>2024-10-25: <a href="/wiki/Special:MyLanguage/Wikifunctions:Status_updates/2024-10-25" title="Special:MyLanguage/Wikifunctions:Status updates/2024-10-25">Our goal for this Quarter: Agreement</a></li></ul> </div> <p> <a href="/wiki/Special:MyLanguage/Wikifunctions:Status_updates" title="Special:MyLanguage/Wikifunctions:Status updates"><span class="mw-ui-button mw-ui-constructive mw-ui-small">More news</span></a> </p> </div> </div> </div> </div> <div id="sister" class="mainpage_row"> <div class="mainpage_box"> <div id="mainpage-sister" title="Sister projects" class="items" style="border-top:unset;"> <div class="mainpage-sister-title"> <div style="background: white; width:45px; margin:0 auto; margin-top: -40px;"><figure class="mw-halign-center" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/81/Wikimedia-logo.svg/45px-Wikimedia-logo.svg.png" decoding="async" width="45" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/81/Wikimedia-logo.svg/68px-Wikimedia-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/81/Wikimedia-logo.svg/90px-Wikimedia-logo.svg.png 2x" data-file-width="1024" data-file-height="1024"/></span><figcaption></figcaption></figure></div> <div class="plainlinks" style="color:var(--color-subtle, #54595d); font-size:120%; text-align:center; padding-top:10px;">Wikifunctions is part of the non-profit, multilingual, free-content Wikimedia family.</div> </div> <div class="mainpage-sister-projects"> <ul><li><span typeof="mw:File"><a href="https://en.wikipedia.org/wiki/en:" title="w:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/80/Wikipedia-logo-v2.svg/40px-Wikipedia-logo-v2.svg.png" decoding="async" width="40" height="37" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/80/Wikipedia-logo-v2.svg/60px-Wikipedia-logo-v2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/80/Wikipedia-logo-v2.svg/80px-Wikipedia-logo-v2.svg.png 2x" data-file-width="103" data-file-height="94"/></a></span><div><span><a href="https://en.wikipedia.org/wiki/en:" class="extiw" title="w:en:">Wikipedia</a></span><br/>Encyclopedia</div></li> <li><span typeof="mw:File"><a href="https://www.wikidata.org/wiki/" title="d:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Wikidata-logo.svg/40px-Wikidata-logo.svg.png" decoding="async" width="40" height="22" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Wikidata-logo.svg/60px-Wikidata-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Wikidata-logo.svg/80px-Wikidata-logo.svg.png 2x" data-file-width="1050" data-file-height="590"/></a></span><div><span><a href="https://www.wikidata.org/wiki/" class="extiw" title="d:">Wikidata</a></span><br/>Knowledge base</div></li> <li><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/" title="c:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376"/></a></span><div><span><a href="https://commons.wikimedia.org/wiki/" class="extiw" title="c:">Wikimedia Commons</a></span><br/>Media repository</div></li> <li><span typeof="mw:File"><a href="https://en.wiktionary.org/wiki/en:" title="wikt:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Wiktionary-logo.svg/40px-Wiktionary-logo.svg.png" decoding="async" width="40" height="38" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Wiktionary-logo.svg/60px-Wiktionary-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Wiktionary-logo.svg/80px-Wiktionary-logo.svg.png 2x" data-file-width="370" data-file-height="350"/></a></span><div><span><a href="https://en.wiktionary.org/wiki/en:" class="extiw" title="wikt:en:">Wiktionary</a></span><br/>Dictionary and thesaurus</div></li> <li><span typeof="mw:File"><a href="https://en.wikibooks.org/wiki/en:" title="b:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikibooks-logo.svg/40px-Wikibooks-logo.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikibooks-logo.svg/60px-Wikibooks-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikibooks-logo.svg/80px-Wikibooks-logo.svg.png 2x" data-file-width="300" data-file-height="300"/></a></span><div><span><a href="https://en.wikibooks.org/wiki/en:" class="extiw" title="b:en:">Wikibooks</a></span><br/>Textbooks and manuals</div></li> <li><span typeof="mw:File"><a href="https://en.wikinews.org/wiki/en:" title="n:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/24/Wikinews-logo.svg/40px-Wikinews-logo.svg.png" decoding="async" width="40" height="22" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/24/Wikinews-logo.svg/60px-Wikinews-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/24/Wikinews-logo.svg/80px-Wikinews-logo.svg.png 2x" data-file-width="759" data-file-height="415"/></a></span><div><span><a href="https://en.wikinews.org/wiki/en:" class="extiw" title="n:en:">Wikinews</a></span><br/>Free-content news</div></li> <li><span typeof="mw:File"><a href="https://en.wikiquote.org/wiki/en:" title="q:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/34px-Wikiquote-logo.svg.png" decoding="async" width="34" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/51px-Wikiquote-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/68px-Wikiquote-logo.svg.png 2x" data-file-width="300" data-file-height="355"/></a></span><div><span><a href="https://en.wikiquote.org/wiki/en:" class="extiw" title="q:en:">Wikiquote</a></span><br/>Collection of quotations</div></li> <li><span typeof="mw:File"><a href="https://en.wikisource.org/wiki/en:" title="s:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/38px-Wikisource-logo.svg.png" decoding="async" width="38" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/57px-Wikisource-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/76px-Wikisource-logo.svg.png 2x" data-file-width="410" data-file-height="430"/></a></span><div><span><a href="https://en.wikisource.org/wiki/en:" class="extiw" title="s:en:">Wikisource</a></span><br/>Free-content library</div></li> <li><span typeof="mw:File"><a href="https://en.wikiversity.org/wiki/en:" title="v:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Wikiversity_logo_2017.svg/40px-Wikiversity_logo_2017.svg.png" decoding="async" width="40" height="33" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Wikiversity_logo_2017.svg/60px-Wikiversity_logo_2017.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Wikiversity_logo_2017.svg/80px-Wikiversity_logo_2017.svg.png 2x" data-file-width="626" data-file-height="512"/></a></span><div><span><a href="https://en.wikiversity.org/wiki/en:" class="extiw" title="v:en:">Wikiversity</a></span><br/>Learning resources</div></li> <li><span typeof="mw:File"><a href="https://en.wikivoyage.org/wiki/en:" title="voy:en:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Wikivoyage-Logo-v3-icon.svg/40px-Wikivoyage-Logo-v3-icon.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Wikivoyage-Logo-v3-icon.svg/60px-Wikivoyage-Logo-v3-icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Wikivoyage-Logo-v3-icon.svg/80px-Wikivoyage-Logo-v3-icon.svg.png 2x" data-file-width="193" data-file-height="193"/></a></span><div><span><a href="https://en.wikivoyage.org/wiki/en:" class="extiw" title="voy:en:">Wikivoyage</a></span><br/>Travel guides</div></li> <li><span typeof="mw:File"><a href="https://species.wikimedia.org/wiki/" title="species:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/df/Wikispecies-logo.svg/34px-Wikispecies-logo.svg.png" decoding="async" width="34" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/df/Wikispecies-logo.svg/51px-Wikispecies-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/df/Wikispecies-logo.svg/68px-Wikispecies-logo.svg.png 2x" data-file-width="941" data-file-height="1103"/></a></span><div><span><a href="https://species.wikimedia.org/wiki/" class="extiw" title="species:">Wikispecies</a></span><br/>Directory of species</div></li> <li><span typeof="mw:File"><a href="https://incubator.wikimedia.org/wiki/" title="incubator:"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e3/Incubator-logo.svg/32px-Incubator-logo.svg.png" decoding="async" width="32" height="40" class="mw-file-element" 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