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Check whether the request object is injected successfully;
Or change it to the controller to obtain: $data = $this->request->param();
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Check whether the request object is injected successfully;
Or change it to the controller to obtain: $data = $this->request->param();