[Introduction to swoole] How to quickly create a tcp server

Swoole is a PHP advanced web development framework that can improve website development efficiency. In this article, the editor will introduce how to use swoole to create a tcp server. Friends who are interested can learn it!

server.php

##

<?php/**
 * 创建tcp服务器
 * Date: 2019/1/15 */$serv = new swoole_server(&#39;127.0.0.1&#39;, 9501);// 监听连接进入事件$serv->on('connect', function ($serv, $fd) {    echo "Client: Connect.\n";
});// 监听数据接收事件$serv->on('receive', function ($serv, $fd, $from_id, $data) {    $serv->send($fd, "Server: " . $data);
});// 监听连接关闭事件$serv->on('close', function ($serv, $fd) {    echo "Client: Close.\n";
});// 启动服务器$serv->start();

1. Execute the program and start the server

$  /usr/local/php/bin/

2. After successful startup, check netstat

$ sudo netstat -ntlp | grep php     
tcp        0      0 127.0.0.1:9501          0.0.0.0:*               LISTEN      21314/php

　3. Telnet to connect to the server

##

$ telnet 127.0.0.1 9501Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.hello
Server: hello

Exit telnet: shift], quit

　4. End the working process: kill main process ID

$ kill 21314

Related tutorials:

PHP video tutorial

Swoole interpretation video tutorial

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