'require|checkDomain', ]; protected $message = [ 'domain.require' => '空间域名必须填写', ]; function sceneEdit() { $this->only([ 'domain' ]); } function checkDomain($domain, $rule, $data) { if (Str::contains($domain, 'http://') || Str::contains($domain, 'https://')) { return true; } return '空间域名请补全http://或https://'; } }