asort in php code example
Example 1: usort in php
<?php
function my_sort($a,$b)
{
if ($a==$b) return 0;
return ($a<$b)?-1:1;
}
$a=array(4,2,8,6);
usort($a,"my_sort");
?>
Example 2: php rsort retain keys
//Sort an array in reverse order and maintain index association
arsort($myArray)