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<title>The DateTimeZone class</title>
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<h1 class="title">The DateTimeZone class</h1>
<div class="partintro"><p class="verinfo">(PHP 5 >= 5.2.0)</p>
<div class="section" id="datetimezone.intro">
<h2 class="title">Introduction</h2>
<p class="para">
Representation of time zone.
</p>
</div>
<div class="section" id="datetimezone.synopsis">
<h2 class="title">Class synopsis</h2>
<div class="classsynopsis">
<div class="ooclass"></div>
<div class="classsynopsisinfo">
<span class="ooclass">
<strong class="classname">DateTimeZone</strong>
</span>
{</div>
<div class="classsynopsisinfo classsynopsisinfo_comment">/* Constants */</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.africa"><var class="varname">AFRICA</var></a></var>
<span class="initializer"> = 1</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.america"><var class="varname">AMERICA</var></a></var>
<span class="initializer"> = 2</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.antarctica"><var class="varname">ANTARCTICA</var></a></var>
<span class="initializer"> = 4</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.arctic"><var class="varname">ARCTIC</var></a></var>
<span class="initializer"> = 8</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.asia"><var class="varname">ASIA</var></a></var>
<span class="initializer"> = 16</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.atlantic"><var class="varname">ATLANTIC</var></a></var>
<span class="initializer"> = 32</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.australia"><var class="varname">AUSTRALIA</var></a></var>
<span class="initializer"> = 64</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.europe"><var class="varname">EUROPE</var></a></var>
<span class="initializer"> = 128</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.indian"><var class="varname">INDIAN</var></a></var>
<span class="initializer"> = 256</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.pacific"><var class="varname">PACIFIC</var></a></var>
<span class="initializer"> = 512</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.utc"><var class="varname">UTC</var></a></var>
<span class="initializer"> = 1024</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.all"><var class="varname">ALL</var></a></var>
<span class="initializer"> = 2047</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.all-with-bc"><var class="varname">ALL_WITH_BC</var></a></var>
<span class="initializer"> = 4095</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">const</span>
<span class="type">integer</span>
<var class="fieldsynopsis_varname"><a href="class.datetimezone.html#datetimezone.constants.per-country"><var class="varname">PER_COUNTRY</var></a></var>
<span class="initializer"> = 4096</span>
;</div>
<div class="classsynopsisinfo classsynopsisinfo_comment">/* Methods */</div>
<div class="constructorsynopsis dc-description">
<span class="modifier">public</span> <span class="methodname"><a href="datetimezone.construct.html" class="methodname">__construct</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$timezone</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">array</span> <span class="methodname"><a href="datetimezone.getlocation.html" class="methodname">getLocation</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="datetimezone.getname.html" class="methodname">getName</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><a href="datetimezone.getoffset.html" class="methodname">getOffset</a></span>
( <span class="methodparam"><span class="type"><a href="class.datetime.html" class="type DateTime">DateTime</a></span> <code class="parameter">$datetime</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">array</span> <span class="methodname"><a href="datetimezone.gettransitions.html" class="methodname">getTransitions</a></span>
([ <span class="methodparam"><span class="type">int</span> <code class="parameter">$timestamp_begin</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$timestamp_end</code></span>
]] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="modifier">static</span> <span class="type">array</span> <span class="methodname"><a href="datetimezone.listabbreviations.html" class="methodname">listAbbreviations</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="modifier">static</span> <span class="type">array</span> <span class="methodname"><a href="datetimezone.listidentifiers.html" class="methodname">listIdentifiers</a></span>
([ <span class="methodparam"><span class="type">int</span> <code class="parameter">$what</code><span class="initializer"> = DateTimeZone::ALL</span></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$country</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
]] )</div>
}</div>
</div>
<div class="section" id="datetimezone.constants">
<h2 class="title">Predefined Constants</h2>
<dl>
<dt id="datetimezone.constants.africa">
<span class="term"><strong><code>DateTimeZone::AFRICA</code></strong></span>
<dd>
<p class="para">Africa time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.america">
<span class="term"><strong><code>DateTimeZone::AMERICA</code></strong></span>
<dd>
<p class="para">America time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.antarctica">
<span class="term"><strong><code>DateTimeZone::ANTARCTICA</code></strong></span>
<dd>
<p class="para">Antarctica time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.arctic">
<span class="term"><strong><code>DateTimeZone::ARCTIC</code></strong></span>
<dd>
<p class="para">Arctic time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.asia">
<span class="term"><strong><code>DateTimeZone::ASIA</code></strong></span>
<dd>
<p class="para">Asia time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.atlantic">
<span class="term"><strong><code>DateTimeZone::ATLANTIC</code></strong></span>
<dd>
<p class="para">Atlantic time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.australia">
<span class="term"><strong><code>DateTimeZone::AUSTRALIA</code></strong></span>
<dd>
<p class="para">Australia time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.europe">
<span class="term"><strong><code>DateTimeZone::EUROPE</code></strong></span>
<dd>
<p class="para">Europe time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.indian">
<span class="term"><strong><code>DateTimeZone::INDIAN</code></strong></span>
<dd>
<p class="para">Indian time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.pacific">
<span class="term"><strong><code>DateTimeZone::PACIFIC</code></strong></span>
<dd>
<p class="para">Pacific time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.utc">
<span class="term"><strong><code>DateTimeZone::UTC</code></strong></span>
<dd>
<p class="para">UTC time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.all">
<span class="term"><strong><code>DateTimeZone::ALL</code></strong></span>
<dd>
<p class="para">All time zones.</p>
</dd>
</dt>
<dt id="datetimezone.constants.all-with-bc">
<span class="term"><strong><code>DateTimeZone::ALL_WITH_BC</code></strong></span>
<dd>
<p class="para">All time zones including backwards compatible.</p>
</dd>
</dt>
<dt id="datetimezone.constants.per-country">
<span class="term"><strong><code>DateTimeZone::PER_COUNTRY</code></strong></span>
<dd>
<p class="para">Time zones per country.</p>
</dd>
</dt>
</dl>
</div>
</div>
<h2>Table of Contents</h2><ul class="chunklist chunklist_reference"><li><a href="datetimezone.construct.html">DateTimeZone::__construct</a> — Creates new DateTimeZone object</li><li><a href="datetimezone.getlocation.html">DateTimeZone::getLocation</a> — Returns location information for a timezone</li><li><a href="datetimezone.getname.html">DateTimeZone::getName</a> — Returns the name of the timezone</li><li><a href="datetimezone.getoffset.html">DateTimeZone::getOffset</a> — Returns the timezone offset from GMT</li><li><a href="datetimezone.gettransitions.html">DateTimeZone::getTransitions</a> — Returns all transitions for the timezone</li><li><a href="datetimezone.listabbreviations.html">DateTimeZone::listAbbreviations</a> — Returns associative array containing dst, offset and the timezone name</li><li><a href="datetimezone.listidentifiers.html">DateTimeZone::listIdentifiers</a> — Returns a numerically indexed array containing all defined timezone identifiers</li></ul>
</div>
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