'require|number|length:1,20', ]; // 触犯规则提示语. protected $message = ''; // 验证层. protected $scene = [ 'platformToken' => ['platformId'], ]; public function __construct() { $this->message = [ //'user.require' => '用户名必须', //'user.alphaNum' => '用户名必须由字母和数组组成', //'user.length' => '用户名为6~20位', 'platformId' => lang('EP01001'), ]; } }