. */ namespace App\Http\Requests\EmailServer; use Illuminate\Foundation\Http\FormRequest; use Illuminate\Validation\Rule; use App\EmailServer; use App\Rules\Domain; class CreateUpdate extends FormRequest { public function rules() { return [ 'host' => ['required', new Domain()], 'port' => 'required|integer', 'from_address' => 'nullable|email', ]; } }