异步client or server
https://github.com/chenchaojie/Swoole/tree/master/AsyncClient
E:\code\SwooleExample\AsyncClient\Client.php
E:\code\SwooleExample\AsyncClient\Server.php
https://github.com/chenchaojie/Swoole/tree/master/AsyncClient
E:\code\SwooleExample\AsyncClient\Client.php
E:\code\SwooleExample\AsyncClient\Server.php