'全部', self::STOP => '停用', self::NORMAL => '正常' ]; //产品 public function employees()//yewu为第一张表的字段,employee_num为第二张表的字段 { return $this->belongsTo('app\admin\model\setting\Employees', 'yewu', 'employee_num', [], 'LEFT')->setEagerlyType(0); } }