PHP: Delete an element from an array
$array = array(0 => "x", 1 => "y", 2 => "z");
unset($array[0]);
print_r($array);
//Output: Array ( [1] => y [2] => z )
unset($array[0]);
print_r($array);
//Output: Array ( [1] => y [2] => z )
