string Crypt_CHAP_MSv1::str2unicode ( 
     string $str
   )
This method generates converts the given string to unicode.
      string $str - the string to be unicoded
     
   string - a String containing unicode representation of the given string
  
This function can not be called statically.
Using Crypt_CHAP_MSv1::str2unicode()
<?php
require_once 'Crypt/CHAP.php';
$cr = new Crypt_CHAP_MSv1();
echo bin2hex($cr->str2unicode('MyPw'));
?>