摘要: $arr23 = [ ['day' => 1], ['day' => 2], ['day' => 3],];$res = array_filter($arr23, function ($element) { return $element['day'] == 2; //只保留数组中的day元素为天数 阅读全文
posted @ 2022-06-10 14:37 Smile☆ 阅读(102) 评论(0) 推荐(0) 编辑