handle()
handle(\app\common\middleware\Request $request, \app\common\middleware\Closure $next, string $token = null) : \app\common\middleware\Response
表单令牌检测
Parameters
| \app\common\middleware\Request | $request | |
| \app\common\middleware\Closure | $next | |
| string | $token | 表单令牌Token名称 |