PHP code - 5 lines

Link:

PHP, pasted on May 27:

<?php

$a = array(array('t' => 1, 's' => 1111),array('t' => 1, 's'=> 1111),array('t' => 1, 's'=> 1111));

print_r(array_unique($a));

Output:

Array
(
    [0] => Array
        (
            [t] => 1
            [s] => 1111
        )

)