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  <title>Send all calls</title>

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</div><hr /><div id="yar-concurrent-client.loop" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Yar_Concurrent_Client::loop</h1>
  <p class="verinfo">(PECL yar &gt;= 1.0.0)</p><p class="refpurpose"><span class="refname">Yar_Concurrent_Client::loop</span> &mdash; <span class="dc-title">Send all calls</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-yar-concurrent-client.loop-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="modifier">static</span> <span class="type">boolean</span> <span class="methodname"><strong>Yar_Concurrent_Client::loop</strong></span>
    ([ <span class="methodparam"><span class="type"><a href="language.types.callable.html" class="type callable">callable</a></span> <code class="parameter">$callback</code></span>
   [, <span class="methodparam"><span class="type"><a href="language.types.callable.html" class="type callable">callable</a></span> <code class="parameter">$error_callback</code></span>
  ]] )</div>

  <p class="para rdfs-comment">
    Send all registed remote RPC calls.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-yar-concurrent-client.loop-parameters">
  <h3 class="title">Parameters</h3>
  <dl>

   <dt>

    <span class="term"><em><code class="parameter">callback</code></em></span>
    <dd>

     <p class="para">
      If this callback is set, then Yar will call this callback after all
      calls are sent and before any response return, with a $callinfo NULL.
     </p>
     <p class="para">
      Then, if user didn&#039;t specify callback when registering concurrent call,
      this callback will be used to handle response, otherwise, the callback
      specified while registering will be used.
     </p>
    </dd>

   </dt>

   <dt>

    <span class="term"><em><code class="parameter">error_callback</code></em></span>
    <dd>

     <p class="para">
      If this callback is set, then Yar will call this callback while error
      occurred.
     </p>
    </dd>

   </dt>

  </dl>

 </div>


 <div class="refsect1 returnvalues" id="refsect1-yar-concurrent-client.loop-returnvalues">
  <h3 class="title">Return Values</h3>
  <p class="para">

  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-yar-concurrent-client.loop-examples">
  <h3 class="title">Examples</h3>
  <div class="example" id="example-5344">
   <p><strong>Example #1  <span class="function"><strong>Yar_Concurrent_Client::loop()</strong></span> example</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">function&nbsp;</span><span style="color: #0000BB">callback</span><span style="color: #007700">(</span><span style="color: #0000BB">$retval</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$callinfo</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;(</span><span style="color: #0000BB">$callinfo&nbsp;</span><span style="color: #007700">==&nbsp;</span><span style="color: #0000BB">NULL</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"Now,&nbsp;all&nbsp;requests&nbsp;are&nbsp;sent,&nbsp;and&nbsp;no&nbsp;any&nbsp;response&nbsp;available\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;else&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"This&nbsp;is&nbsp;a&nbsp;remote&nbsp;call&nbsp;response,&nbsp;the&nbsp;method&nbsp;name&nbsp;is"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$callinfo</span><span style="color: #007700">[</span><span style="color: #DD0000">"method"</span><span style="color: #007700">],&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #DD0000">".&nbsp;calling&nbsp;sequence&nbsp;is&nbsp;"&nbsp;</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$callinfo</span><span style="color: #007700">[</span><span style="color: #DD0000">"sequence"</span><span style="color: #007700">]&nbsp;,&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$retval</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br />}&nbsp;<br /><br />function&nbsp;</span><span style="color: #0000BB">error_callback</span><span style="color: #007700">(</span><span style="color: #0000BB">$type</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$error</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$callinfo</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">error_log</span><span style="color: #007700">(</span><span style="color: #0000BB">$error</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">Yar_Concurrent_Client</span><span style="color: #007700">::</span><span style="color: #0000BB">call</span><span style="color: #007700">(</span><span style="color: #DD0000">"http://host/api/"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"some_method"</span><span style="color: #007700">,&nbsp;array(</span><span style="color: #DD0000">"parameters"</span><span style="color: #007700">),&nbsp;</span><span style="color: #DD0000">"callback"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">Yar_Concurrent_Client</span><span style="color: #007700">::</span><span style="color: #0000BB">call</span><span style="color: #007700">(</span><span style="color: #DD0000">"http://host/api/"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"some_method"</span><span style="color: #007700">,&nbsp;array(</span><span style="color: #DD0000">"parameters"</span><span style="color: #007700">));&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//&nbsp;if&nbsp;the&nbsp;callback&nbsp;is&nbsp;not&nbsp;specificed,&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;callback&nbsp;in&nbsp;loop&nbsp;will&nbsp;be&nbsp;used<br /></span><span style="color: #0000BB">Yar_Concurrent_Client</span><span style="color: #007700">::</span><span style="color: #0000BB">call</span><span style="color: #007700">(</span><span style="color: #DD0000">"http://host/api/"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"some_method"</span><span style="color: #007700">,&nbsp;array(</span><span style="color: #DD0000">"parameters"</span><span style="color: #007700">),&nbsp;</span><span style="color: #DD0000">"callback"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">NULL</span><span style="color: #007700">,&nbsp;array(</span><span style="color: #0000BB">YAR_OPT_PACKAGER&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"json"</span><span style="color: #007700">));<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//this&nbsp;server&nbsp;accept&nbsp;json&nbsp;packager<br /></span><span style="color: #0000BB">Yar_Concurrent_Client</span><span style="color: #007700">::</span><span style="color: #0000BB">call</span><span style="color: #007700">(</span><span style="color: #DD0000">"http://host/api/"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"some_method"</span><span style="color: #007700">,&nbsp;array(</span><span style="color: #DD0000">"parameters"</span><span style="color: #007700">),&nbsp;</span><span style="color: #DD0000">"callback"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">NULL</span><span style="color: #007700">,&nbsp;array(</span><span style="color: #0000BB">YAR_OPT_TIMEOUT</span><span style="color: #007700">=&gt;</span><span style="color: #0000BB">1</span><span style="color: #007700">));<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//custom&nbsp;timeout&nbsp;<br /><br /></span><span style="color: #0000BB">Yar_Concurrent_Client</span><span style="color: #007700">::</span><span style="color: #0000BB">loop</span><span style="color: #007700">(</span><span style="color: #DD0000">"callback"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"error_callback"</span><span style="color: #007700">);&nbsp;</span><span style="color: #FF8000">//send&nbsp;the&nbsp;requests,&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//the&nbsp;error_callback&nbsp;is&nbsp;optional<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
   </div>

   <div class="example-contents"><p>The above example will output
something similar to:</p></div>
   <div class="example-contents screen">
<div class="cdata"><pre>
Now, all requests are sent, and no any response available
This is a remote call response, the method name issome_method. calling sequence is 4
string(11) &quot;some_method&quot;
This is a remote call response, the method name issome_method. calling sequence is 1
string(11) &quot;some_method&quot;
This is a remote call response, the method name issome_method. calling sequence is 2
string(11) &quot;some_method&quot;
This is a remote call response, the method name issome_method. calling sequence is 3
string(11) &quot;some_method&quot;
</pre></div>
   </div>
  </div>
 </div>



 <div class="refsect1 seealso" id="refsect1-yar-concurrent-client.loop-seealso">
  <h3 class="title">See Also</h3>
  <ul class="simplelist">
   <li class="member"> <span class="methodname"><a href="yar-concurrent-client.call.html" class="methodname" rel="rdfs-seeAlso">Yar_Concurrent_Client::call()</a> - Register a concurrent call</span></li>
   <li class="member"> <span class="methodname"><a href="yar-server.construct.html" class="methodname" rel="rdfs-seeAlso">Yar_Server::__construct()</a> - Register a server</span></li>
   <li class="member"> <span class="methodname"><a href="yar-server.handle.html" class="methodname" rel="rdfs-seeAlso">Yar_Server::handle()</a> - Start RPC Server</span></li>
  </ul>
 </div>


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