<?php
include_once $_SERVER['DOCUMENT_ROOT'] . '/include/shared-manual.inc';
$TOC = array();
$TOC_DEPRECATED = array();
$PARENTS = array();
include_once dirname(__FILE__) ."/toc/class.zmqsocket.inc";
$setup = array (
'home' =>
array (
0 => 'index.php',
1 => 'PHP Manual',
),
'head' =>
array (
0 => 'UTF-8',
1 => 'zh',
),
'this' =>
array (
0 => 'zmqsocket.connect.php',
1 => 'ZMQSocket::connect',
2 => 'Connect the socket',
),
'up' =>
array (
0 => 'class.zmqsocket.php',
1 => 'ZMQSocket',
),
'prev' =>
array (
0 => 'zmqsocket.bind.php',
1 => 'ZMQSocket::bind',
),
'next' =>
array (
0 => 'zmqsocket.construct.php',
1 => 'ZMQSocket::__construct',
),
'alternatives' =>
array (
),
'source' =>
array (
'lang' => 'en',
'path' => 'reference/zmq/zmqsocket/connect.xml',
),
'history' =>
array (
),
);
$setup["toc"] = $TOC;
$setup["toc_deprecated"] = $TOC_DEPRECATED;
$setup["parents"] = $PARENTS;
manual_setup($setup);
contributors($setup);
?>
<div id="zmqsocket.connect" class="refentry">
<div class="refnamediv">
<h1 class="refname">ZMQSocket::connect</h1>
<p class="verinfo">(PECL zmq >= 0.5.0)</p><p class="refpurpose"><span class="refname">ZMQSocket::connect</span> — <span class="dc-title">Connect the socket</span></p>
</div>
<div class="refsect1 description" id="refsect1-zmqsocket.connect-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="methodname"><strong>ZMQSocket::connect</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$dsn</code></span>, <span class="methodparam"><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span> <code class="parameter">$force</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong></span></span>): <span class="type"><a href="class.zmqsocket.php" class="type ZMQSocket">ZMQSocket</a></span></div>
<p class="para rdfs-comment">
Connect the socket to a remote endpoint. The endpoint is defined in format <code class="literal">transport://address</code> where
transport is one of the following: inproc, ipc, tcp, pgm or epgm.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-zmqsocket.connect-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt><code class="parameter">dsn</code></dt>
<dd>
<p class="para">
The connect dsn, for example <code class="literal">transport://address</code>.
</p>
</dd>
<dt><code class="parameter">force</code></dt>
<dd>
<p class="para">
Tries to connect even if the socket has already been connected to given endpoint.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-zmqsocket.connect-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
Returns the current object.
</p>
</div>
<div class="refsect1 errors" id="refsect1-zmqsocket.connect-errors">
<h3 class="title">错误／异常</h3>
<p class="para">
Throws <span class="classname"><strong class="classname">ZMQSocketException</strong></span> on error.
</p>
</div>
<div class="refsect1 examples" id="refsect1-zmqsocket.connect-examples">
<h3 class="title">示例</h3>
<p class="para">
<div class="example" id="example-4871">
<p><strong>示例 #1 A <span class="function"><strong>ZMQContext()</strong></span> example</strong></p>
<div class="example-contents"><p>
Construct a new context and allocate request socket from it
</p></div>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/* Server hostname */<br /></span><span style="color: #0000BB">$dsn </span><span style="color: #007700">= </span><span style="color: #DD0000">"tcp://127.0.0.1:5555"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">/* Create a socket */<br /></span><span style="color: #0000BB">$socket </span><span style="color: #007700">= new </span><span style="color: #0000BB">ZMQSocket</span><span style="color: #007700">(new </span><span style="color: #0000BB">ZMQContext</span><span style="color: #007700">(), </span><span style="color: #0000BB">ZMQ</span><span style="color: #007700">::</span><span style="color: #0000BB">SOCKET_REQ</span><span style="color: #007700">, </span><span style="color: #DD0000">'my socket'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Get list of connected endpoints */<br /></span><span style="color: #0000BB">$endpoints </span><span style="color: #007700">= </span><span style="color: #0000BB">$socket</span><span style="color: #007700">-></span><span style="color: #0000BB">getEndpoints</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* Check if the socket is connected */<br /></span><span style="color: #007700">if (!</span><span style="color: #0000BB">in_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$dsn</span><span style="color: #007700">, </span><span style="color: #0000BB">$endpoints</span><span style="color: #007700">[</span><span style="color: #DD0000">'connect'</span><span style="color: #007700">])) {<br /> echo </span><span style="color: #DD0000">"<p>Connecting to </span><span style="color: #0000BB">$dsn</span><span style="color: #DD0000"></p>"</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">$socket</span><span style="color: #007700">-></span><span style="color: #0000BB">connect</span><span style="color: #007700">(</span><span style="color: #0000BB">$dsn</span><span style="color: #007700">);<br />} else {<br /> echo </span><span style="color: #DD0000">"<p>Already connected to </span><span style="color: #0000BB">$dsn</span><span style="color: #DD0000"></p>"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #FF8000">/* Send and receive */<br /></span><span style="color: #0000BB">$socket</span><span style="color: #007700">-></span><span style="color: #0000BB">send</span><span style="color: #007700">(</span><span style="color: #DD0000">"Hello!"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$message </span><span style="color: #007700">= </span><span style="color: #0000BB">$socket</span><span style="color: #007700">-></span><span style="color: #0000BB">recv</span><span style="color: #007700">();<br /><br />echo </span><span style="color: #DD0000">"<p>Server said: </span><span style="color: #007700">{</span><span style="color: #0000BB">$message</span><span style="color: #007700">}</span><span style="color: #DD0000"></p>"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span></span></code></div>
</div>
</div>
</p>
</div>
</div><?php manual_footer($setup); ?>