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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.6 $ -->
<refentry xml:id="function.date-default-timezone-get" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>date_default_timezone_get</refname>
<refpurpose>
Gets the default timezone used by all date/time functions in a script
</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>string</type><methodname>date_default_timezone_get</methodname>
<void/>
</methodsynopsis>
<para>
In order of preference, this function returns the default timezone by:
<itemizedlist>
<listitem>
<para>
Reading the timezone set using the
<function>date_default_timezone_set</function> function (if any)
</para>
</listitem>
<listitem>
<para>
Reading the <varname>TZ</varname> environment variable (if non empty)
</para>
</listitem>
<listitem>
<para>
Reading the value of the <link linkend="ini.date.timezone">date.timezone</link> ini option
(if set)
</para>
</listitem>
<listitem>
<para>
Querying the host operating system (if supported and allowed by the OS)
</para>
</listitem>
</itemizedlist>
</para>
<para>
If none of the above succeed, <methodname>date_default_timezone_get</methodname>
will return a default timezone of <literal>UTC</literal>.
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns a <type>string</type>.
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>date_default_timezone_set</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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