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<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">Description</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type"><a href="class.zmqsocket.html" class="type ZMQSocket">ZMQSocket</a></span> <span class="methodname"><strong>ZMQSocket::connect</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$dsn</code></span>
[, <span class="methodparam"><span class="type">boolean</span> <code class="parameter">$force</code><span class="initializer"> = false</span></span>
] )</div>
<p class="para rdfs-comment">
Connect the socket to a remote endpoint. The endpoint is defined in format <em>transport://address</em> 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">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">dsn</code></em></span>
<dd>
<p class="para">
The connect dsn, for example <em>transport://address</em>.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">force</code></em></span>
<dd>
<p class="para">
Tries to connect even if the socket has already been connected to given endpoint.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 examples" id="refsect1-zmqsocket.connect-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-4696">
<p><strong>Example #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 class="refsect1 returnvalues" id="refsect1-zmqsocket.connect-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the current object. Throws ZMQSocketException on error.
</p>
</div>
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