mirror of
https://github.com/sigmasternchen/php-doc-en
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e25450d9dc
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@328365 c90b9560-bf6c-de11-be94-00142212c4b1
114 lines
2.8 KiB
XML
114 lines
2.8 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<refentry xml:id="function.urldecode" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
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<refnamediv>
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<refname>urldecode</refname>
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<refpurpose>Decodes URL-encoded string</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>string</type><methodname>urldecode</methodname>
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<methodparam><type>string</type><parameter>str</parameter></methodparam>
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</methodsynopsis>
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<para>
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Decodes any <literal>%<replaceable>##</replaceable></literal>
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encoding in the given string. Plus symbols ('<literal>+</literal>') are
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decoded to a space character.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>str</parameter></term>
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<listitem>
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<para>
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The string to be decoded.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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Returns the decoded string.
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title><function>urldecode</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$query = "my=apples&are=green+and+red";
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foreach (explode('&', $query) as $chunk) {
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$param = explode("=", $chunk);
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if ($param) {
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printf("Value for parameter \"%s\" is \"%s\"<br/>\n", urldecode($param[0]), urldecode($param[1]));
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}
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}
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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<refsect1 role="notes">
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&reftitle.notes;
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<warning>
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<para>
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The superglobals <varname>$_GET</varname> and <varname>$_REQUEST</varname>
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are already decoded. Using <function>urldecode</function> on an element
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in <varname>$_GET</varname> or <varname>$_REQUEST</varname> could have
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unexpected and dangerous results.
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</para>
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</warning>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>urlencode</function></member>
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<member><function>rawurlencode</function></member>
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<member><function>rawurldecode</function></member>
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<member><link xlink:href="&url.rfc;3986">RFC 3986</link></member>
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</simplelist>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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