php
namespace admin\model;use think\model\relationmodel;class UserModel extends RelationModel {}?>namespace Admin\Controller;use Think\Controller;use Home\Model\UserModel;use Think\Model\RelationModel;class RbacController extends CommonController {public function index(){$result=D('User')->relation(true)->select();var_dump($result);die();$this->display();}
Protected $tableName = 'user';//定义主表名称 //定义关联关系 Protected $_link=array( 'role' =>array( 'mapping_type' =>MANY_TO_MANY, 'foreign_key' =>'user_id',//主表外联 'relation_key' =>'role_id',//副表外联 'relation_table' =>'tp_role_user'//中间表 ) );