二十七、Swoole 基础学习笔记 - 通过案例学习 Swoole Process\Pool 进程池的使用

作者: 温新

分类: 【Swoole 系列】

阅读: 627

时间: 2023-03-13 12:02:08

hi,我是温新,一名PHPer

文章基于 Swoole 5.0.1 版本编写。

学习目标:自己同手写案例

说明:本篇文章结合官方文档编写及参考网络资料编写,虽非全部原创,但也是结合了自己的理解,若转载请附带本文 URL,编写不易,持续编写更不易,谢谢!

本篇文章通过两个官方文档中案例进行学习。

进程池实现 redis 持久连接

本篇通过进程实现一个队列效果

<span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important"><?</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(98, 151, 85) !important">// 27-swoole-process-pool.php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">new</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Swoole\Process\Pool</span>(<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">3</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">on</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'WorkerStart'</span>, <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">function</span> (<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$workerId</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$redis</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">new</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Redis</span>();</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$redis</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">pconnect</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'127.0.0.1'</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">6379</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$key</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'name'</span>;</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">while</span> (<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">true</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$msgs</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$redis</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">brpop</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$key</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">2</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">if</span> (<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$msgs</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">==</span> <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">null</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">            <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">continue</span>;</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        }</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">echo</span> <span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'处理进程:'</span> . <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$workerId</span> . <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">PHP_EOL</span>;</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">print_r</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$msgs</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    }</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">});</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">on</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'WorkerStop'</span>, <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">function</span> (<span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">\Swoole\Process\Pool</span> <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$workerId</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"> <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">echo</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"[Worker #</span>{<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$workerId</span>}<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">] WorkerStop\n"</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">});</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">start</span>();</span>

redis 中写入数据

<span style="color: rgb(0, 176, 240);">127.0.0.1:6379> lpush name a b c</span><br></br>

启动服务,输出结果如下

<span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$php</span> <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">27</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">swoole</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">process</span>.<span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">php</span> </span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">处理进程:1</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">处理进程:2</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Array</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">(</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    [<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">0</span>] <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">name</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    [<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1</span>] <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">a</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">)</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Array</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">(</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    [<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">0</span>] <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">name</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    [<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1</span>] <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">c</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">)</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">处理进程:0</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Array</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">(</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    [<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">0</span>] <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">name</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    [<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1</span>] <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">b</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">)</span>

注意看处理的进程。

服务端、客户端发送消息

服务端代码

<span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important"><?</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(98, 151, 85) !important">// 27-swoole-process-pool-write.php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">new</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Swoole\Process\Pool</span>(<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">2</span>, <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">SWOOLE_IPC_SOCKET</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">on</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"Message"</span>, <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">function</span> (<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$message</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">echo</span> <span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'处理进程:'</span> . <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">getProcess</span>()<span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">pid</span> . <span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"</span> <span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">Message: </span>{<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$message</span>}<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">\n"</span>;</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">write</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"hello "</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">write</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"world "</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">write</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"\n"</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">});</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">listen</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'127.0.0.1'</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">8089</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">start</span>();</span>

客户端代码

<span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important"><?</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(98, 151, 85) !important">// 27-swoole-process-pool-client.php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$fp</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">stream_socket_client</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"tcp://127.0.0.1:8089"</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$errno</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$errstr</span>) <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">or</span> <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">die</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"error: </span><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$errstr</span><span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">\n"</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$msg</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">json_encode</span>([<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'data'</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'hello'</span>, <span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'uid'</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=></span> <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1991</span>]);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">fwrite</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$fp</span>, <span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">pack</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'N'</span>, <span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">strlen</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$msg</span>)) . <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$msg</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">sleep</span>(<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(98, 151, 85) !important">//将显示 hello world\n</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$data</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">fread</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$fp</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">8192</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">var_dump</span>(<span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">substr</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$data</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">4</span>, <span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">unpack</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'N'</span>, <span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">substr</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$data</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">0</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">4</span>))[<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1</span>]));</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">fclose</span>(<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$fp</span>);</span>

输出结果

<span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$php</span> <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">27</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">swoole</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">process</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">write</span>.<span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">php</span> </span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">处理进程:60350</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Message</span>: {<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"data"</span>:<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"hello"</span>,<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"uid"</span>:<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1991</span>}</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">处理进程:60351</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Message</span>: {<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"data"</span>:<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"hello"</span>,<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"uid"</span>:<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1991</span>}</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">处理进程:60350</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Message</span>: {<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"data"</span>:<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"hello"</span>,<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"uid"</span>:<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1991</span>}</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">处理进程:60351</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Message</span>: {<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"data"</span>:<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"hello"</span>,<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"uid"</span>:<span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">1991</span>}</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(98, 151, 85) !important"># 多发送几次</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$php</span> <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">27</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">swoole</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">process</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">pool</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">client</span>.<span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">php</span> </span>

本篇文章结束。

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