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archived-doc-en/reference/zlib/functions/gzdecode.xml
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Christoph M. Becker 7fc84e37b7 Fix GH-1569: gzdecode raises Warning on invalid data
We keep that unspecific, at least for now.
2022-05-06 17:18:41 +02:00

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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.gzdecode" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>gzdecode</refname>
<refpurpose>Decodes a gzip compressed string</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type class="union"><type>string</type><type>false</type></type><methodname>gzdecode</methodname>
<methodparam><type>string</type><parameter>data</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>max_length</parameter><initializer>0</initializer></methodparam>
</methodsynopsis>
<para>
This function returns a decoded version of the input
<parameter>data</parameter>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>data</parameter></term>
<listitem>
<para>
The data to decode, encoded by <function>gzencode</function>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>max_length</parameter></term>
<listitem>
<para>
The maximum length of data to decode.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
The decoded string, or &return.falseforfailure;.
</para>
</refsect1>
<refsect1 role="errors">
&reftitle.errors;
<para>
In case of failure, an <constant>E_WARNING</constant> level error is issued.
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>gzencode</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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