NAME
    MD5 - The MD5 Message-Digesting package

SYNOPSIS
      use IM::MD5;

      $digest = &md5_str($text);

DESCRIPTION
      &md5_str("") returns d41d8cd98f00b204e9800998ecf8427e.
      &md5_str("a") returns 0cc175b9c0f1b6a831c399e269772661.
      &md5_str("abc") returns 900150983cd24fb0d6963f7d28e17f72.
      &md5_str("message digest") returns f96b697d7cb7938d525a2f31aaf161d0.
      &md5_str("abcdefghijklmnopqrstuvwxyz") returns c3fcd3d76192e4007dfb496cca67e13b.
      &md5_str("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789") returns d174ab98d277d9f5a5611c2c9f419d9f.
      &md5_str("12345678901234567890123456789012345678901234567890123456789012345678901234567890") returns 57edf4a22be3c955ac49da2e2107b67a.

      % perl -MIM::MD5 -e 'IM::MD5::MD5_TEST()'