Overtrue\LaravelWechat\Facade::__callStatic PHP Method

    public static function __callStatic($name, $args)
    {
        $app = static::getFacadeRoot();
        if (method_exists($app, $name)) {
            return call_user_func_array([$app, $name], $args);
        }
        return $app->{$name};
    }