<?php// 二维数组排序算法函数，能够具有通用性，可以调用php内置函数。function array_sort(&$arr, $order = []){$result = [];if (empty($arr)) {return $result;}uasort($arr, function ($a, $b) use ($order) {foreach ($order as $key => $sort) {array_shift($order);if ($a[$key] == $b[$key]) {continue;}if ($sort === 'DESC') {return ($a[$key] > $b[$key]) ? -1 : 1;} else {return ($a[$key] > $b[$key]) ? 1 : -1;}}return 0;});foreach ($arr as $value) {$result[] = $value;}return $arr = $result;}// 测试$ps = array(array('id' => 1, 'name' => 'zhangcan', 'age' => 13),array('id' => 2, 'name' => 'lisi', 'age' => 16),array('id' => 3, 'name' => 'wangwu', 'age' => 17),array('id' => 4, 'name' => 'wangwu', 'age' => 18),);// $ret = array_sort($person, ['name' => 'ASC']);$ret = array_sort($ps, ['name'=>'ASC', 'age'=>'DESC']);print_r($ret);
