1); public function change(){ $data = input('post.'); if ($data['id']) { $result = $this->save($data,array('id'=>$data['id'])); }else{ unset($data['id']); $result = $this->save($data); } if (false !== $result) { return true; }else{ $this->error = "失败!"; return false; } } public function info($id, $field = true){ return $this->db()->where(array('id'=>$id))->field($field)->find(); } }