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<div id="class.yar-concurrent-client" class="reference">

 <h1 class="title">Yar_Concurrent_Client 类</h1>
 

 <div class="partintro"><p class="verinfo">(No version information available, might only be in Git)</p>


  <div class="section" id="yar-concurrent-client.intro">
   <h2 class="title">简介</h2>
   <p class="simpara">
    一个用于批量发起远程 RPC 调用的静态辅助类。通过
    <span class="methodname"><a href="yar-concurrent-client.call.php" class="methodname">Yar_Concurrent_Client::call()</a></span>
    注册的调用不会立即发送；它们由
    <span class="methodname"><a href="yar-concurrent-client.loop.php" class="methodname">Yar_Concurrent_Client::loop()</a></span>
    统一并行发出。
   </p>
   <p class="simpara">
    该类适用于需要多个远程调用结果的应用。只有互相独立——不依赖彼此结果——的调用才能这样批量发起；
    当一个调用依赖另一个调用的结果时，两者只能串行执行。通过
    <span class="classname"><a href="class.yar-client.php" class="classname">Yar_Client</a></span>
    调用会一个接一个地发送，每次都要付出完整的往返时间；
    而使用并发客户端时它们会同时发出，因此整体等待时间降为最慢单次调用的耗时。
   </p>
   <blockquote class="note"><p><strong class="note">注意</strong>: 
    <p class="simpara">
     并发调用仅支持 HTTP(S) 服务。这些调用通过 curl 的 multi-handle
     接口同时发出，TCP/Unix socket 传输方式没有提供该能力。
    </p>
   </p></blockquote>
  </div>


  <div class="section" id="yar-concurrent-client.synopsis">
   <h2 class="title">类摘要</h2>


   <div class="classsynopsis"><div class="classsynopsisinfo">
    
     <span class="modifier">class</span> <strong class="classname"><strong class="classname">Yar_Concurrent_Client</strong></strong>
     {</div>

    <div class="classsynopsisinfo classsynopsisinfo_comment">/* 方法 */</div>
    <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="modifier">static</span> <span class="modifier">function</span> <span class="methodname"><a href="yar-concurrent-client.call.php" class="methodname">call</a></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$uri</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$method</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter">$parameters</code><span class="initializer"> = null</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span></span> <code class="parameter">$callback</code><span class="initializer"> = null</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span></span> <code class="parameter">$error_callback</code><span class="initializer"> = null</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter">$options</code><span class="initializer"> = null</span></span><br>): <span class="type"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span>|<span class="type"><a href="language.types.null.php" class="type null">null</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="modifier">static</span> <span class="modifier">function</span> <span class="methodname"><a href="yar-concurrent-client.loop.php" class="methodname">loop</a></span>(<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span></span> <code class="parameter">$callback</code><span class="initializer"> = null</span></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span></span> <code class="parameter">$error_callback</code><span class="initializer"> = null</span></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter">$options</code><span class="initializer"> = null</span></span>): <span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="modifier">static</span> <span class="modifier">function</span> <span class="methodname"><a href="yar-concurrent-client.reset.php" class="methodname">reset</a></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

   }</div>


  </div>

 </div>

 





















<h2>目录</h2><ul class="chunklist chunklist_reference"><li><a href="yar-concurrent-client.call.php">Yar_Concurrent_Client::call</a> — 注册一个并发调用</li><li><a href="yar-concurrent-client.loop.php">Yar_Concurrent_Client::loop</a> — 发送并等待所有已注册的调用</li><li><a href="yar-concurrent-client.reset.php">Yar_Concurrent_Client::reset</a> — 清除所有已注册的调用</li></ul>
</div>
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