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对象接口
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魔术方法
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<h1 id="sockets">Sockets</h1>
<ul>
<li><a href="#socketaccept">socket_accept - 接受套接字上的连接</a></li>
<li><a href="#socketaddrinfobind">socket_addrinfo_bind - 从给定的主机名创建并绑定到套接字</a></li>
<li><a href="#socketaddrinfoconnect">socket_addrinfo_connect - 从给定的主机名创建并连接到套接字</a></li>
<li><a href="#socketaddrinfoexplain">socket_addrinfo_explain - 获取有关的主机名的信息</a></li>
<li><a href="#socketaddrinfolookup">socket_addrinfo_lookup - 获取包含有关给定主机名的内容的数组</a></li>
<li><a href="#socketbind">socket_bind - 给套接字绑定名字</a></li>
<li><a href="#socketclearerror">socket_clear_error - 清除套接字或者最后的错误代码上的错误</a></li>
<li><a href="#socketclose">socket_close - 关闭套接字资源</a></li>
<li><a href="#socketconnect">socket_connect - 开启一个套接字连接</a></li>
<li><a href="#socketcreatelisten">socket_create_listen - 打开端口上的套接字以接受连接</a></li>
<li><a href="#socketcreatepair">socket_create_pair - 创建一对不可区分的套接字，并将它们存储在数组中</a></li>
<li><a href="#socketcreate">socket_create - 创建一个套接字（通讯节点）</a></li>
<li><a href="#socketexportstream">socket_export_stream - 将套接字扩展资源导出到封装套接字的流中</a></li>
<li><a href="#socketgetoption">socket_get_option - 获取套接字的套接字选项</a></li>
<li><a href="#socketgetopt">socket_getopt - 获取套接字的套接字选项</a></li>
<li><a href="#socketgetpeername">socket_getpeername - 查询给定套接字的远程端</a></li>
<li><a href="#socketgetsockname">socket_getsockname - 查询给定套接字的本地端</a></li>
<li><a href="#socketimportstream">socket_import_stream - 导入流</a></li>
<li><a href="#socketlasterror">socket_last_error - 返回套接字上的最后一个错误</a></li>
<li><a href="#socketlisten">socket_listen - 侦听套接字上的连接</a></li>
<li><a href="#socketread">socket_read - 从套接字读取最大长度的字节</a></li>
<li><a href="#socketrecv">socket_recv - 从已连接的套接字接收数据</a></li>
<li><a href="#socketrecvfrom">socket_recvfrom - 从套接字接收数据，无论它是否连接</a></li>
<li><a href="#socketselect">socket_select - 在给定的套接字数组上以指定的超时时间运行 select 系统调用</a></li>
<li><a href="#socketsend">socket_send - 将数据发送到连接的套接字</a></li>
<li><a href="#socketsendto">socket_sendto - 向套接字发送消息，无论是否已连接</a></li>
<li><a href="#socketsetblock">socket_set_block - 在套接字资源上设置阻塞模式</a></li>
<li><a href="#socketsetnonblock">socket_set_nonblock - 在套接字资源上设置非阻塞模式</a></li>
<li><a href="#socketsetoption">socket_set_option - 设置套接字的套接字选项</a></li>
<li><a href="#socketsetopt">socket_setopt - 设置套接字的套接字选项</a></li>
<li><a href="#socketshutdown">socket_shutdown - 关闭用于接收，发送或同时接收和接收的套接字</a></li>
<li><a href="#socketstrerror">socket_strerror - 返回描述套接字错误的字符串</a></li>
<li><a href="#socketwrite">socket_write - 写入套接字</a></li>
<li><a href="#socketwsaprotocolinfoexport">socket_wsaprotocol_info_export - 导出 WSAPROTOCOL_INFO 结构</a></li>
<li><a href="#socketwsaprotocolinfoimport">socket_wsaprotocol_info_import - 从另一个进程导入套接字</a></li>
<li><a href="#socketwsaprotocolinforelease">socket_wsaprotocol_info_release - 释放导出的 WSAPROTOCOL_INFO 结构</a></li>
</ul>
<h2 id="socketaccept">socket_accept</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_bind</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_listen</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean constant">true</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_accept</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
</code></pre>
<h2 id="socketaddrinfobind">socket_addrinfo_bind</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_addrinfo_bind</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token function">socket_addrinfo_lookup</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(5) of type (Socket)</span>
</code></pre>
<h2 id="socketaddrinfoconnect">socket_addrinfo_connect</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_addrinfo_connect</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token function">socket_addrinfo_lookup</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketaddrinfoexplain">socket_addrinfo_explain</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_addrinfo_explain</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token function">socket_addrinfo_lookup</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketaddrinfolookup">socket_addrinfo_lookup</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_addrinfo_lookup</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// array(1) { [0]=> resource(1) of type (AddressInfo) }</span>
</code></pre>
<h2 id="socketbind">socket_bind</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_bind</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketclearerror">socket_clear_error</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">socket_clear_error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_clear_error</span><span class="token punctuation">(</span><span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketclose">socket_close</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_close</span><span class="token punctuation">(</span><span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketconnect">socket_connect</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_connect</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketcreatelisten">socket_create_listen</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_create_listen</span><span class="token punctuation">(</span><span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(4) of type (Socket)</span>
</code></pre>
<h2 id="socketcreatepair">socket_create_pair</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_create_pair</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">,</span> <span class="token variable">$fd</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token variable">$fd</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// array(2) { [0]=> resource(1) of type (Socket) [1]=> resource(2) of type (Socket) }</span>
</code></pre>
<h2 id="socketcreate">socket_create</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(4) of type (Socket)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET6</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(5) of type (Socket)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_UNIX</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(6) of type (Socket)</span>
</code></pre>
<h2 id="socketexportstream">socket_export_stream</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_export_stream</span><span class="token punctuation">(</span><span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(5) of type (stream)</span>
</code></pre>
<h2 id="socketgetoption">socket_get_option</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_get_option</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_DEBUG</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_get_option</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_KEEPALIVE</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_get_option</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_LINGER</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketgetopt">socket_getopt</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_getopt</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_DEBUG</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_getopt</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_KEEPALIVE</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_getopt</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_LINGER</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketgetpeername">socket_getpeername</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_connect</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_getpeername</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token variable">$address</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token variable">$address</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// string(9) "127.0.0.1"</span>
</code></pre>
<h2 id="socketgetsockname">socket_getsockname</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_connect</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_getsockname</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token variable">$address</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token variable">$address</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// string(9) "127.0.0.1"</span>
</code></pre>
<h2 id="socketimportstream">socket_import_stream</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_import_stream</span><span class="token punctuation">(</span><span class="token function">stream_socket_server</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'tcp://127.0.0.1:8080'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(6) of type (Socket)</span>
</code></pre>
<h2 id="socketlasterror">socket_last_error</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_last_error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// int(0)</span>
</code></pre>
<h2 id="socketlisten">socket_listen</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_bind</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_listen</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketread">socket_read</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_bind</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_listen</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean constant">true</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token variable">$resource</span> <span class="token operator">=</span> <span class="token function">socket_accept</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token operator">!==</span> <span class="token boolean constant">false</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_read</span><span class="token punctuation">(</span><span class="token variable">$resource</span><span class="token punctuation">,</span> <span class="token number">1024</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span>
</code></pre>
<h2 id="socketrecv">socket_recv</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_bind</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_listen</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean constant">true</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token variable">$resource</span> <span class="token operator">=</span> <span class="token function">socket_accept</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token operator">!==</span> <span class="token boolean constant">false</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_recv</span><span class="token punctuation">(</span><span class="token variable">$resource</span><span class="token punctuation">,</span> <span class="token variable">$buf</span><span class="token punctuation">,</span> <span class="token number">1024</span><span class="token punctuation">,</span> <span class="token constant">MSG_OOB</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token variable">$buf</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span>
</code></pre>
<h2 id="socketrecvfrom">socket_recvfrom</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_bind</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_listen</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean constant">true</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token variable">$resource</span> <span class="token operator">=</span> <span class="token function">socket_accept</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token operator">!==</span> <span class="token boolean constant">false</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_recvfrom</span><span class="token punctuation">(</span><span class="token variable">$resource</span><span class="token punctuation">,</span> <span class="token variable">$buf</span><span class="token punctuation">,</span> <span class="token number">1024</span><span class="token punctuation">,</span> <span class="token constant">MSG_OOB</span><span class="token punctuation">,</span> <span class="token variable">$name</span><span class="token punctuation">,</span> <span class="token variable">$port</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token variable">$buf</span><span class="token punctuation">,</span> <span class="token variable">$name</span><span class="token punctuation">,</span> <span class="token variable">$port</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span>
</code></pre>
<h2 id="socketselect">socket_select</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_select</span><span class="token punctuation">(</span><span class="token variable">$read</span><span class="token punctuation">,</span> <span class="token variable">$write</span><span class="token punctuation">,</span> <span class="token variable">$except</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketsend">socket_send</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_connect</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_send</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'foo'</span><span class="token punctuation">,</span> <span class="token number">3</span><span class="token punctuation">,</span> <span class="token constant">MSG_OOB</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// int(3)</span>
</code></pre>
<h2 id="socketsendto">socket_sendto</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_connect</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_sendto</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'foo'</span><span class="token punctuation">,</span> <span class="token number">3</span><span class="token punctuation">,</span> <span class="token constant">MSG_OOB</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// int(3)</span>
</code></pre>
<h2 id="socketsetblock">socket_set_block</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_set_block</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketsetnonblock">socket_set_nonblock</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_set_nonblock</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketsetoption">socket_set_option</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_set_option</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_DEBUG</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_set_option</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_KEEPALIVE</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_set_option</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_LINGER</span><span class="token punctuation">,</span> <span class="token punctuation">[</span><span class="token single-quoted-string string">'l_onoff'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'l_linger'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketsetopt">socket_setopt</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_setopt</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_DEBUG</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_setopt</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_KEEPALIVE</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_setopt</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token constant">SOL_SOCKET</span><span class="token punctuation">,</span> <span class="token constant">SO_LINGER</span><span class="token punctuation">,</span> <span class="token punctuation">[</span><span class="token single-quoted-string string">'l_onoff'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'l_linger'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketshutdown">socket_shutdown</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_connect</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_shutdown</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_shutdown</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_shutdown</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_shutdown</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token number">2</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="socketstrerror">socket_strerror</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_strerror</span><span class="token punctuation">(</span><span class="token function">socket_last_error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketwrite">socket_write</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">socket_connect</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'127.0.0.1'</span><span class="token punctuation">,</span> <span class="token number">8080</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_write</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'foo'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// int(3)</span>
</code></pre>
<h2 id="socketwsaprotocolinfoexport">socket_wsaprotocol_info_export</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_wsaprotocol_info_export</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token function">getmypid</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="socketwsaprotocolinfoimport">socket_wsaprotocol_info_import</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_wsaprotocol_info_import</span><span class="token punctuation">(</span><span class="token function">socket_wsaprotocol_info_export</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token function">getmypid</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(5) of type (Socket)</span>
</code></pre>
<h2 id="socketwsaprotocolinforelease">socket_wsaprotocol_info_release</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$socket</span> <span class="token operator">=</span> <span class="token function">socket_create</span><span class="token punctuation">(</span><span class="token constant">AF_INET</span><span class="token punctuation">,</span> <span class="token constant">SOCK_STREAM</span><span class="token punctuation">,</span> <span class="token constant">SOL_TCP</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">socket_wsaprotocol_info_release</span><span class="token punctuation">(</span><span class="token function">socket_wsaprotocol_info_export</span><span class="token punctuation">(</span><span class="token variable">$socket</span><span class="token punctuation">,</span> <span class="token function">getmypid</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
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