冒泡排序–php

function (array $items) {
    $temp = '';
    $count = count($items);

    for ($i = 1; $i < $count; $i++) {
        for ($j = 0; $j < $count-$i; $j++) {
            if ($items[$j] > $items[$j+1]) {
                $temp = $items[$j+1];
                $items[$j+1] = $items[$j];
                $items[$j] = $temp;
            }
        }
    }
    return $items;
}

$testItem = array(3, 8, 1, 5, 9, 3, 7, 2, 6, 22, -1, 12313, 444, 55, 3233);
$return = bubbleSort($testItem);
var_dump($return);