<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Returns the timezone name from abbreviation</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.timezone-location-get.html">timezone_location_get</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.timezone-name-get.html">timezone_name_get</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.timezone-name-from-abbr" class="refentry"> <div class="refnamediv"> <h1 class="refname">timezone_name_from_abbr</h1> <p class="verinfo">(PHP 5 >= 5.1.3)</p><p class="refpurpose"><span class="refname">timezone_name_from_abbr</span> — <span class="dc-title">Returns the timezone name from abbreviation</span></p> </div> <div class="refsect1 description" id="refsect1-function.timezone-name-from-abbr-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><strong>timezone_name_from_abbr</strong></span> ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$abbr</code></span> [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$gmtOffset</code><span class="initializer"> = -1</span></span> [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$isdst</code><span class="initializer"> = -1</span></span> ]] )</div> </div> <div class="refsect1 parameters" id="refsect1-function.timezone-name-from-abbr-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">abbr</code></em></span> <dd> <p class="para"> Time zone abbreviation. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">gmtOffset</code></em></span> <dd> <p class="para"> Offset from GMT in seconds. Defaults to -1 which means that first found time zone corresponding to <em><code class="parameter">abbr</code></em> is returned. Otherwise exact offset is searched and only if not found then the first time zone with any offset is returned. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">isdst</code></em></span> <dd> <p class="para"> Daylight saving time indicator. Defaults to -1, which means that whether the time zone has daylight saving or not is not taken into consideration when searching. If this is set to 1, then the <em><code class="parameter">gmtOffset</code></em> is assumed to be an offset with daylight saving in effect; if 0, then <em><code class="parameter">gmtOffset</code></em> is assumed to be an offset without daylight saving in effect. If <em><code class="parameter">abbr</code></em> doesn't exist then the time zone is searched solely by the <em><code class="parameter">gmtOffset</code></em> and <em><code class="parameter">isdst</code></em>. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.timezone-name-from-abbr-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns time zone name on success or <strong><code>FALSE</code></strong> on failure. </p> </div> <div class="refsect1 examples" id="refsect1-function.timezone-name-from-abbr-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-2326"> <p><strong>Example #1 A <span class="function"><strong>timezone_name_from_abbr()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">timezone_name_from_abbr</span><span style="color: #007700">(</span><span style="color: #DD0000">"CET"</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">timezone_name_from_abbr</span><span style="color: #007700">(</span><span style="color: #DD0000">""</span><span style="color: #007700">, </span><span style="color: #0000BB">3600</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> Europe/Berlin Europe/Paris </pre></div> </div> </div> </p> </div> <div class="refsect1 seealso" id="refsect1-function.timezone-name-from-abbr-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.timezone-abbreviations-list.html" class="function" rel="rdfs-seeAlso">timezone_abbreviations_list()</a> - Alias of DateTimeZone::listAbbreviations</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.timezone-location-get.html">timezone_location_get</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.timezone-name-get.html">timezone_name_get</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>