#### 问题描述
我是这样写的在config/process.php里
```php
'socketio' => [
'handler' => app\command\SocketIoStart::class,
'listen' => 'http://0.0.0.0:3120',
'count' => 1,
],
```
然后在namespace app\command的SocketIoStart.php里这样写就报错了,该怎么样写啊?
```php
use PHPSocketIO\SocketIO;
class SocketIoStart
{ public function onWorkerStart()
//这里用用onConnect() 或者onWorkerStart都不行
{
$io = new SocketIO(3120);
$io->on('connection', function($socket)use($io){
echo "new connection coming\n";
});
Worker::runAll();
}
}
另外这样把socketio加入到webman一同启动是否合理啊?
```