*/ public function rules() { return [ "name" => "required|string|max:50", "address" => "required|string|max:200", "email" => "string|email|nullable|unique:suppliers,email," . $this->supplier->id, "phone" => "required|numeric|digits_between:12,20|unique:suppliers,phone," . $this->supplier->id, "npwp" => "required|numeric|digits_between:15,20|unique:suppliers,npwp," . $this->supplier->id, ]; } }