I think example 1 in array_search function has the paramaters in wrong order
---------- now:
Example 1. array_search() example
<?php
$array = array(0 => "blue", 1 => "red", 2 => "green", 3 => "red");
$key = array_search($array, "green"); // $key = 2;
$key = array_search($array, "red"); // $key = 1;
?>
---------- shouldn't it be? :
$key = array_search("green", $array); // $key = 2;
$key = array_search("red", $array); // $key = 1;
