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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry role="variable" xml:id="reserved.variables.get" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>$_GET</refname>
<refpurpose>HTTP GET variables</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<para>
An associative array of variables passed to the current script
via the URL parameters (aka. query string). Note that the array is not only
populated for GET requests, but rather for all requests with a query string.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example xml:id="variable.get.basic">
<title><varname>$_GET</varname> example</title>
<programlisting role="php">
<![CDATA[
<?php
echo 'Hello ' . htmlspecialchars($_GET["name"]) . '!';
?>
]]>
</programlisting>
<simpara>
Assuming the user entered http://example.com/?name=Hannes
</simpara>
&example.outputs.similar;
<screen>
<![CDATA[
Hello Hannes!
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="notes">
&reftitle.notes;
¬e.is-superglobal;
<note>
<para>
The GET variables are passed through <function>urldecode</function>.
</para>
</note>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><link linkend="language.variables.external">Handling external variables</link></member>
<member><link linkend="book.filter">The filter extension</link></member>
</simplelist>
</para>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->
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