$name = I('post.name');//接收post傳值$mail = I('post.mail');$age = I('post.age');if(!empty($name)){$where['name'] = array('like','%'.$name.'%');//封裝模糊查詢 賦值到數組}if(!empty($mail)){$where['mail'] = array('like','%'.'$mail'.'%');}if(!empty($age)){$where['age'] = $age;}//$where['_logic']='OR';如果查詢條件是OR的關系請打開，一般都是AND關系。$test = M('table')->where($where)->select();
//回傳查詢條件：age到搜索條件；$this->assign('age',$age);