>[success] 在App/common/service目录下创建用户服务层Manage.php，代码如下： ``` <?php // +---------------------------------------------------------------------- // | najing [ 通用后台管理系统 ] // +---------------------------------------------------------------------- // | Copyright (c) 2020 http://www.najingquan.com All rights reserved. // +---------------------------------------------------------------------- // | Author: 救火队队长 // +---------------------------------------------------------------------- namespace app\common\service; use app\common\model\Manage as ManageModel; class Manage { /** * 功能描述: 添加管理员 * @author 救火队队长 * @param array $data 添加用户 * @return array|mixed */ public function toAdd($data = []) { $result = [ 'code' => 10000, 'msg' => '', ]; try { $manageModel = new ManageModel(); $data['ctime'] = time(); $data['password'] = $this->enPassword($data['password'], $data['ctime']); // 插入数据库 $id = $manageModel->data($data)->save(); $data['id'] = $id; $result['code'] = 0; } catch (\Exception $e) { $result['msg'] = $e->getMessage(); } return $result; } /** * 功能描述: 密码加密 * @author 救火队队长 * @param $password 明文密码 * @param $ctime 创建时间 * @return string 返回加密后的密码串 */ private function enPassword($password, $ctime) { return md5(md5($password) . $ctime); } } ```