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  <refentry id="function.filemtime">
   <refnamediv>
    <refname>filemtime</refname>
    <refpurpose>Gets file modification time</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
     <methodsynopsis>
      <type>int</type><methodname>filemtime</methodname>
      <methodparam><type>string</type><parameter>filename</parameter></methodparam>
     </methodsynopsis>
    <para>
     Returns the time the file was last modified, or &false; in case of
     an error. The time is returned as a Unix timestamp.
    </para>
    <para>
     The results of this function are cached. See
     <function>clearstatcache</function> for more details.
    </para>
    <simpara>
     This function will not work on <link
     linkend="features.remote-files">remote files</link>; the file to
     be examined must be accessible via the server's filesystem.
    </simpara>
    <para>Note: This function returns the time when the data
     blocks of a file were being written to, that is, the time
     when the content of the file was changed. Use
     <function>date</function> on the result of this function
     to get a printable modification date for use in page footers.
    </para>
    <para>
     See also <function>filectime</function> and <function>touch</function>.
    </para>
   </refsect1>
  </refentry>

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