PHP按照某个键值对二维数组进行排序

/**
     * 对二维数组进行排序
     * @param $array
     * @param $keyid 排序的键值
     * @param $order 排序方式 "asc":升序 "desc":降序
     * @param $type  键值类型 "number":数字 "string":字符串
     */
    public function sort_array(&$array, $keyid, $order = "asc", $type = "number") {
        if (is_array($array)) {
            foreach ($array as $val) {
                $order_arr[] = $val[$keyid];
            }
            $order = ($order == "asc") ? SORT_ASC : SORT_DESC;
            $type = ($type == "number") ? SORT_NUMERIC : SORT_STRING;
            array_multisort($order_arr, $order, $type, $array);
        }
    }