['filled', 'int'], 'week' => [ 'filled', 'int', Rule::exists(Keywords::class, 'id')->where(function ($query) { return $query->where('type_key', 'weeks-per-year'); }), ], 'price' => ['filled', 'int'], ]; } public function attributes() { return [ 'year' => '年份', 'week' => '周', 'price' => '价格', ]; } }