Online PHP editor | refs for d9gUJ

@ 2014-05-14T13:28:30Z

<?php
$arr = array(12,6,2,8,5,7,4);

$size = count($arr);
for ($i=0; $i<$size; $i++) {
    for ($j=0; $j<$size-1-$i; $j++) {
        if ($arr[$j+1] < $arr[$j]) {

            $tmp = $arr[$j];
            $arr[$j] = $arr[$j+1];
            $arr[$j+1] = $tmp;
        }
    }
}
print_r($arr);