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# md5_file

(PHP 4 >= 4.2.0)

md5_file -- Calculates the md5 hash of a given filename

## Description

string md5_file ( string filename)

Calculates the MD5 hash of the specified `filename` using the RSA Data Security, Inc. MD5 Message-Digest Algorithm, and returns that hash.

This function has the same purpose of the command line utility md5sum.

See also md5() and crc32()

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