100], [['name','pid'],'required'] ]; } /** * @inheritdoc */ public function attributeLabels() { return [ 'id' => 'ID', 'pid' => 'Pid', 'name' => '分组名', 'created_at' => 'Created At', 'updated_at' => 'Updated At', ]; } public function getCategory(){ return $this->hasMany(FixCarCategory::className(),['id'=>'fix_car_category_id']) ->viaTable('middle_group_category',['fix_group_id'=>'id']); } }