php-doc-en/reference/strings/functions/md5-file.xml

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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.3 $ -->
<!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
<refentry id="function.md5-file">
<refnamediv>
<refname>md5_file</refname>
<refpurpose>Calculates the md5 hash of a given filename</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>string</type><methodname>md5_file</methodname>
<methodparam><type>string</type><parameter>filename</parameter></methodparam>
</methodsynopsis>
<para>
Calculates the MD5 hash of the specified
<parameter>filename</parameter> using the
<ulink url="&url.rfc;rfc1321.html">RSA Data Security, Inc.
MD5 Message-Digest Algorithm</ulink>, and returns that hash.
</para>
<para>
This function has the same purpose of the command line utility
md5sum.
</para>
<para>
See also <function>md5</function> and <function>crc32</function>
</para>
</refsect1>
</refentry>
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