md5() in php

md5() Function:

                          md5() function is use to md5 hash of the string. The function is use for the security purpose.

Syantax:

         md5(string,raw);raw(optional): its value may b TRUE or FALSE it by default false if its value is TRUE then it mean 16 character binary value if its value is FALSE its mean 32 character hex value

Example:

<?php
$str=”Hello”;
echo md5($str);
?>

Output:

          8b1a9953c4611296a827abf8c47804d7