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?>
<div id="function.mqseries-back" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mqseries_back</h1>
  <p class="verinfo">(PECL mqseries &gt;= 0.10.0)</p><p class="refpurpose"><span class="refname">mqseries_back</span> &mdash; <span class="dc-title">MQSeries MQBACK</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.mqseries-back-description">
  <h3 class="title">Descripción</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mqseries_back</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> <code class="parameter">$hconn</code></span>, <span class="methodparam"><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> <code class="parameter reference">&$compCode</code></span>, <span class="methodparam"><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> <code class="parameter reference">&$reason</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>

  <p class="simpara">
   <span class="function"><strong>mqseries_back()</strong></span> indica al gestor de colas que
   todos los mensajes leídos y escritos desde el último punto de sincronización
   deben ser anulados. Los mensajes que forman parte de una unidad de trabajo
   serán eliminados. Los mensajes leídos como unidad de trabajo serán reinsertados en
   la cola.
  </p>
  <p class="simpara">
   El uso de
   <span class="function"><strong>mqseries_back()</strong></span> funciona asimismo en conjunción con
   <span class="function"><a href="function.mqseries-begin.php" class="function">mqseries_begin()</a></span> y únicamente al conectarse
   directamente al gestor de colas: no funciona a través de
   la interfaz mqclient.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mqseries-back-parameters">
  <h3 class="title">Parámetros</h3>
  <dl>
   
    <dt>
     <code class="parameter">hConn</code>
    </dt>
    <dd>
     <span class="simpara">Gestor de conexión.</span>
     <span class="simpara">Este recurso representa la conexión al gestor de colas.</span>
    </dd>
   
   
    <dt>
     <code class="parameter">compCode</code>
    </dt>
    <dd>
     <span class="simpara">Código de finalización.</span>
    </dd>
   
   
    <dt>
     <code class="parameter">reason</code>
    </dt>
    <dd>
     <span class="simpara">La razón que califica el compCode.</span>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mqseries-back-returnvalues">
  <h3 class="title">Valores devueltos</h3>
  <p class="simpara">No se retorna ningún valor.</p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.mqseries-back-examples">
  <h3 class="title">Ejemplos</h3>
  <div class="example" id="example-1">
   <p><strong>Ejemplo #1 Ejemplo con <span class="function"><strong>mqseries_back()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />    mqseries_back</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$comp_code</span><span style="color: #007700">, </span><span style="color: #0000BB">$reason</span><span style="color: #007700">);<br /><br />    if (</span><span style="color: #0000BB">$comp_code </span><span style="color: #007700">!== </span><span style="color: #0000BB">MQSERIES_MQCC_OK</span><span style="color: #007700">) {<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"CompCode:%d Reason:%d Text:%s&lt;br&gt;\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$comp_code</span><span style="color: #007700">, </span><span style="color: #0000BB">$reason</span><span style="color: #007700">, </span><span style="color: #0000BB">mqseries_strerror</span><span style="color: #007700">(</span><span style="color: #0000BB">$reason</span><span style="color: #007700">));<br />    }<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
 </div>


 <div class="refsect1 notes" id="refsect1-function.mqseries-back-notes">
  <h3 class="title">Notas</h3>
  <blockquote class="note"><p><strong class="note">Nota</strong>: 
   <span class="simpara">
    <span class="function"><strong>mqseries_back()</strong></span> no funciona cuando un
    cliente MQSeries Client se conecta al Queue Manager.
   </span>
  </p></blockquote>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.mqseries-back-seealso">
  <h3 class="title">Ver también</h3>
  <ul class="simplelist">
   <li><span class="function"><a href="function.mqseries-conn.php" class="function" rel="rdfs-seeAlso">mqseries_conn()</a> - MQSeries MQCONN</span></li>
   <li><span class="function"><a href="function.mqseries-connx.php" class="function" rel="rdfs-seeAlso">mqseries_connx()</a> - MQSeries MQCONNX</span></li>
   <li><span class="function"><a href="function.mqseries-begin.php" class="function" rel="rdfs-seeAlso">mqseries_begin()</a> - MQseries MQBEGIN</span></li>
  </ul>
 </div>

</div><?php manual_footer($setup); ?>