<?xml version="1.0" encoding="iso-8859-1"?>
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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.unlink">
 <refnamediv>
  <refname>unlink</refname>
  <refpurpose>Deletes a file</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>unlink</methodname>
   <methodparam><type>string</type><parameter>filename</parameter></methodparam>
   <methodparam choice="opt"><type>resource</type><parameter>context</parameter></methodparam>
  </methodsynopsis>
  <para>
   Deletes <parameter>filename</parameter>.  Similar to the Unix C unlink()
   function.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>filename</parameter></term>
     <listitem>
      <para>
       Path to the file.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>context</parameter></term>
     <listitem>
      &note.context-support;
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <para>
   <informaltable>
    <tgroup cols="2">
     <thead>
      <row>
       <entry>&Version;</entry>
       <entry>&Description;</entry>
      </row>
     </thead>
     <tbody>
      <row>
       <entry>5.0.0</entry>
       <entry>
        As of PHP 5.0.0 <function>unlink</function> can also be used with
        <emphasis>some</emphasis> URL wrappers. Refer to <xref
        linkend="wrappers"/> for a listing of which wrappers support
        <function>unlink</function>.
       </entry>
      </row>
     </tbody>
    </tgroup>
   </informaltable>
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Basic <function>unlink</function> usage</title>
    <programlisting role="php">
<![CDATA[
<?php
$fh = fopen('test.html', 'a');
fwrite($fh, '<h1>Hello world!</h1>');
fclose($fh);

mkdir('testdir', 0777);

unlink('test.html');
unlink('testdir');
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>rmdir</function> for removing directories</member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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