<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"
lang="en" dir="ltr">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>
Standard C Date & Time [C++ Reference]
</title>
<meta name="generator" content="DokuWiki Release 2009-12-25c "Lemming"" />
<meta name="robots" content="index,follow" />
<meta name="date" content="2008-12-13T06:36:50-0800" />
<meta name="keywords" content="c,date,start" />
<link rel="search" type="application/opensearchdescription+xml" href="/wiki/lib/exe/opensearch.php" title="C++ Reference" />
<link rel="start" href="/wiki/" />
<link rel="contents" href="/wiki/c/date/start?do=index" title="Index" />
<link rel="alternate" type="application/rss+xml" title="Recent Changes" href="/wiki/feed.php" />
<link rel="alternate" type="application/rss+xml" title="Current Namespace" href="/wiki/feed.php?mode=list&ns=c:date" />
<link rel="edit" title="Edit this page" href="/wiki/c/date/start?do=edit" />
<link rel="alternate" type="text/html" title="Plain HTML" href="/wiki/_export/xhtml/c/date/start" />
<link rel="alternate" type="text/plain" title="Wiki Markup" href="/wiki/_export/raw/c/date/start" />
<link rel="canonical" href="http://www.cppreference.com/wiki/c/date/start" />
<link rel="stylesheet" media="all" type="text/css" href="/wiki/lib/exe/css.php?s=all&t=custom1&tseed=1272971091" />
<link rel="stylesheet" media="screen" type="text/css" href="/wiki/lib/exe/css.php?t=custom1&tseed=1272971091" />
<link rel="stylesheet" media="print" type="text/css" href="/wiki/lib/exe/css.php?s=print&t=custom1&tseed=1272971091" />
<script type="text/javascript" charset="utf-8" ><!--//--><![CDATA[//><!--
var NS='c:date';var JSINFO = {"id":"c:date:start","namespace":"c:date"};
//--><!]]></script>
<script type="text/javascript" charset="utf-8" src="/wiki/lib/exe/js.php?tseed=1272971091" ></script>
<link rel="shortcut icon" href="/wiki/lib/tpl/custom1/images/favicon.png" />
</head>
<body>
<div class="dokuwiki">
<div class="stylehead">
<div class="header">
<div class="pagename">
[[<a href="../../c/date/start.html" title="Backlinks">Standard C Date & Time</a>]]
</div>
<div class="logo">
<a href="http://www.cppreference.com" name="dokuwiki__top" id="dokuwiki__top" accesskey="h" title="[ALT+H]">C++ Reference</a> </div>
<div class="clearer"></div>
</div>
<div class="breadcrumbs">
<span class="bchead">You are here: </span><a href="../../start.html" title="start">C++ Reference</a> » <a href="../../c/start.html" title="c:start">The Standard C Library</a> » <a href="../../c/date/start.html" title="c:date:start">Standard C Date & Time</a> </div>
</div>
<div class="plugin_translation"><span>Translations of this page<sup><a href="../../localization.html" class="wikilink1" title="localization">?</a></sup>:</span> <ul> <li><div class="li"><span class="curid"><a href="../../c/date/start.html" class="wikilink1" title="c:date:start">en</a></span></div></li> <li><div class="li"><a href="../../br-pt/c/date/start.html" class="wikilink2" title="br-pt:c:date:start" rel="nofollow">br-pt</a></div></li> <li><div class="li"><a href="../../cn/c/date/start.html" class="wikilink1" title="cn:c:date:start">cn</a></div></li> <li><div class="li"><a href="../../cz/c/date/start.html" class="wikilink2" title="cz:c:date:start" rel="nofollow">cz</a></div></li> <li><div class="li"><a href="../../de/c/date/start.html" class="wikilink2" title="de:c:date:start" rel="nofollow">de</a></div></li> <li><div class="li"><a href="../../es/c/date/start.html" class="wikilink2" title="es:c:date:start" rel="nofollow">es</a></div></li> <li><div class="li"><a href="../../fr/c/date/start.html" class="wikilink2" title="fr:c:date:start" rel="nofollow">fr</a></div></li> <li><div class="li"><a href="../../it/c/date/start.html" class="wikilink2" title="it:c:date:start" rel="nofollow">it</a></div></li> <li><div class="li"><a href="../../jp/c/date/start.html" class="wikilink1" title="jp:c:date:start">jp</a></div></li> <li><div class="li"><a href="../../nl/c/date/start.html" class="wikilink2" title="nl:c:date:start" rel="nofollow">nl</a></div></li> <li><div class="li"><a href="../../pl/c/date/start.html" class="wikilink2" title="pl:c:date:start" rel="nofollow">pl</a></div></li> <li><div class="li"><a href="../../ro/c/date/start.html" class="wikilink2" title="ro:c:date:start" rel="nofollow">ro</a></div></li> <li><div class="li"><a href="../../ru/c/date/start.html" class="wikilink2" title="ru:c:date:start" rel="nofollow">ru</a></div></li> <li><div class="li"><a href="../../sk/c/date/start.html" class="wikilink2" title="sk:c:date:start" rel="nofollow">sk</a></div></li> <li><div class="li"><a href="../../tr/c/date/start.html" class="wikilink1" title="tr:c:date:start">tr</a></div></li> <li><div class="li"><a href="../../tw/c/date/start.html" class="wikilink2" title="tw:c:date:start" rel="nofollow">tw</a></div></li></ul></div>
<div class="page">
<script src="http://www.google-analytics.com/urchin.js" type="text/javascript">
</script>
<script type="text/javascript">
_uacct = "UA-2828341-1";
urchinTracker();
</script>
<!-- wikipage start -->
<h1><a name="standard_c_date_time" id="standard_c_date_time">Standard C Date & Time</a></h1>
<div class="level1">
<table class="inline">
<tr class="row0">
<td class="col0"><a href="../../c/date/asctime.html" class="wikilink1" title="c:date:asctime">asctime</a></td><td class="col1">a textual version of the time</td>
</tr>
<tr class="row1">
<td class="col0"><a href="../../c/date/clock.html" class="wikilink1" title="c:date:clock">clock</a></td><td class="col1">returns the amount of time that the program has been running</td>
</tr>
<tr class="row2">
<td class="col0"><a href="../../c/date/ctime.html" class="wikilink1" title="c:date:ctime">ctime</a></td><td class="col1">returns a specifically formatted version of the time</td>
</tr>
<tr class="row3">
<td class="col0"><a href="../../c/date/difftime.html" class="wikilink1" title="c:date:difftime">difftime</a></td><td class="col1">the difference between two times</td>
</tr>
<tr class="row4">
<td class="col0"><a href="../../c/date/gmtime.html" class="wikilink1" title="c:date:gmtime">gmtime</a></td><td class="col1">returns a pointer to the current Greenwich Mean Time</td>
</tr>
<tr class="row5">
<td class="col0"><a href="../../c/date/localtime.html" class="wikilink1" title="c:date:localtime">localtime</a></td><td class="col1">returns a pointer to the current time</td>
</tr>
<tr class="row6">
<td class="col0"><a href="../../c/date/mktime.html" class="wikilink1" title="c:date:mktime">mktime</a></td><td class="col1">returns the calendar version of a given time</td>
</tr>
<tr class="row7">
<td class="col0"><a href="../../c/date/setlocale.html" class="wikilink1" title="c:date:setlocale">setlocale</a></td><td class="col1">sets the current locale</td>
</tr>
<tr class="row8">
<td class="col0"><a href="../../c/date/strftime.html" class="wikilink1" title="c:date:strftime">strftime</a></td><td class="col1">returns individual elements of the date and time</td>
</tr>
<tr class="row9">
<td class="col0"><a href="../../c/date/time.html" class="wikilink1" title="c:date:time">time</a></td><td class="col1">returns the current calendar time of the system</td>
</tr>
</table>
</div>
<!-- wikipage stop -->
</div>
<div class="clearer"> </div>
<div class="stylefoot">
<div class="meta">
<div class="user">
</div>
<!--
<div class="doc">
c/date/start.txt · Last modified: 12/13/2008 06:36 by nate </div>
-->
</div>
<div class="bar" id="bar__bottom">
<div class="bar-left" id="bar__bottomleft">
<a href="../../c/date/start.html" class="action edit" accesskey="e" rel="nofollow">Edit this page</a> •
<a href="../../c/date/start.html" class="action revisions" accesskey="o" rel="nofollow">Old revisions</a> </div>
<div class="bar-right" id="bar__bottomright">
•
•
•
<a href="../../c/date/start.html" class="action login" rel="nofollow">Login</a> •
<a href="../../c/date/start.html" class="action index" accesskey="x" rel="nofollow">Index</a> •
<a href="../../c/date/start.html" class="action recent" accesskey="r" rel="nofollow">Recent changes</a> •
<a href="../../feed.php.html" title="Recent changes RSS feed">RSS</a> •
<a href='http://creativecommons.org/licenses/by/3.0/us/' title='Creative Commons license'>cc</a> •
<form action="/wiki/" accept-charset="utf-8" class="search" id="dw__search"><div class="no"><input type="hidden" name="do" value="search" /><input type="text" id="qsearch__in" accesskey="f" name="id" class="edit" title="[ALT+F]" /><input type="submit" value="Search" class="button" title="Search" /><div id="qsearch__out" class="ajax_qsearch JSpopup"></div></div></form>
</div>
<div class="clearer"></div>
</div>
</div>
</div>
<div class="no"><img src="/wiki/lib/exe/indexer.php?id=c%3Adate%3Astart&1273193079" width="1" height="1" alt="" /></div>
</body>
</html>