php sort by order asc code example
Example 1: quick sort php
<?php
function quick_sort($my_array)
{
$loe = $gt = array();
if(count($my_array) < 2)
{
return $my_array;
}
$pivot_key = key($my_array);
$pivot = array_shift($my_array);
foreach($my_array as $val)
{
if($val <= $pivot)
{
$loe[] = $val;
}elseif ($val > $pivot)
{
$gt[] = $val;
}
}
return array_merge(quick_sort($loe),array($pivot_key=>$pivot),quick_sort($gt));
}
Example 2: php sort hight to low
$letters=array("b","a","c");
arsort($letters);