类是我们队一组对象的描述在php里,每个类的定义都以关键字class开头,后面跟着类名,紧接着一对花括号,里面包含有类成员和方法的定义。如下代码所示class person{ public $name; public $gender; public function say(){ echo $this->name."is ".$this->gender; }}接下来就可以产生这个类...【阅读全文】
//搜索 $start_time = strtotime($start_date); $end_time = strtotime($end_date); $sql = "select a.*,b.order_amount,b.money_paid from ".$ecs->table('invoice')." as a ". " left join ".$ecs->table('order_info')." as b on a.order_id=b.order_sn". ...【阅读全文】