think\Controller::validate PHP Méthode

    protected function validate($data, $validate, $message = [], $batch = false, $callback = null)
    {
        if (is_array($validate)) {
            $v = Loader::validate();
            $v->rule($validate);
        } else {
            if (strpos($validate, '.')) {
                // 支持场景
                list($validate, $scene) = explode('.', $validate);
            }
            $v = Loader::validate($validate);
            if (!empty($scene)) {
                $v->scene($scene);
            }
        }
        // 是否批量验证
        if ($batch || $this->batchValidate) {
            $v->batch(true);
        }
        if (is_array($message)) {
            $v->message($message);
        }
        if ($callback && is_callable($callback)) {
            call_user_func_array($callback, [$v, &$data]);
        }
        if (!$v->check($data)) {
            if ($this->failException) {
                throw new ValidateException($v->getError());
            } else {
                return $v->getError();
            }
        } else {
            return true;
        }
    }