(PHP 4 >= 4.3.0, PHP 5)
str_shuffle — Randomly shuffles a string
str_shuffle() shuffles a string. One permutation of all possible is created.
The input string.
Returns the shuffled string.
Example#1 str_shuffle() example
<?php
$str = 'abcdef';
$shuffled = str_shuffle($str);
// This will echo something like: bfdaec
echo $shuffled;
?>