📄 function.date-default-timezone-get.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Gets the default timezone used by all date/time functions in a script</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.date-date-set.html">date_date_set</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.date-default-timezone-set.html">date_default_timezone_set</a></div> <div class="up"><a href="ref.datetime.html">Date/Time Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.date-default-timezone-get" class="refentry"> <div class="refnamediv"> <h1 class="refname">date_default_timezone_get</h1> <p class="verinfo">(PHP 5 >= 5.1.0)</p><p class="refpurpose"><span class="refname">date_default_timezone_get</span> — <span class="dc-title"> Gets the default timezone used by all date/time functions in a script </span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><b><b>date_default_timezone_get</b></b></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> In order of preference, this function returns the default timezone by: <ul class="itemizedlist"> <li class="listitem"> <p class="para"> Reading the timezone set using the <a href="function.date-default-timezone-set.html" class="function">date_default_timezone_set()</a> function (if any) </p> </li> <li class="listitem"> <p class="para"> Reading the <var class="varname">TZ</var> environment variable (if non empty) </p> </li> <li class="listitem"> <p class="para"> Reading the value of the <a href="datetime.configuration.html#ini.date.timezone" class="link">date.timezone</a> ini option (if set) </p> </li> <li class="listitem"> <p class="para"> Querying the host operating system (if supported and allowed by the OS) </p> </li> </ul> </p> <p class="para"> If none of the above succeed, <span class="methodname"><b><b>date_default_timezone_get</b></b></span> will return a default timezone of <i>UTC</i>. </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns a <a href="language.types.string.html" class="type string">string</a>. </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.date-default-timezone-set.html" class="function" rel="rdfs-seeAlso">date_default_timezone_set()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.date-date-set.html">date_date_set</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.date-default-timezone-set.html">date_default_timezone_set</a></div> <div class="up"><a href="ref.datetime.html">Date/Time Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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