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?>
<div id="function.curl-multi-info-read" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">curl_multi_info_read</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">curl_multi_info_read</span> &mdash; <span class="dc-title">Ottiene informazioni sui trasferimenti correnti</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.curl-multi-info-read-description">
  <h3 class="title">Descrizione</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>curl_multi_info_read</strong></span>(<span class="methodparam"><span class="type"><a href="class.curlmultihandle.php" class="type CurlMultiHandle">CurlMultiHandle</a></span> <code class="parameter">$multi_handle</code></span>, <span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter reference">&$queued_messages</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><span class="type"><a href="language.types.array.php" class="type array">array</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

  <p class="para rdfs-comment">
   Chiede all&#039;handle multiplo se c&#039;è qualche messaggio o informazione dai trasferimenti individuali. 
   I messaggi possono includere informazioni come un codice di errore dal trasferimento o solo il fatto
   che il trasferimento è completato.
  </p>
  <p class="para">   
   Chiamate ripetute a questa funzione restituiranno un nuovo risultato ogni volta, finchè non viene restituito un <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> 
   come segnale che non c&#039;è più nulla da ottenere a quel punto. L&#039;intero a cui punterà 
   <code class="parameter">queued_messages</code> conterrà il numero dei messaggi rimanenti dopo che questa
   funzione è stata chiamata.
  </p>
  <div class="warning"><strong class="warning">Avviso</strong>
   <p class="para">
    I dati a cui la risorsa restituita punta non sopravviveranno chiamando 
    <span class="function"><a href="function.curl-multi-remove-handle.php" class="function">curl_multi_remove_handle()</a></span>.
   </p>
  </div>
 </div>

 
 <div class="refsect1 parameters" id="refsect1-function.curl-multi-info-read-parameters">
  <h3 class="title">Elenco dei parametri</h3>
  <p class="para">
   <dl>
    <dt><code class="parameter">mh</code>
</dt><dd><p class="para">Un identificativo multiplo rstituito da
<span class="function"><a href="function.curl-multi-init.php" class="function">curl_multi_init()</a></span>.</p></dd>
    
     <dt><code class="parameter">queued_messages</code></dt>
     <dd>
      <p class="para">
       Il numero di messaggi che sono ancora in coda
      </p>
     </dd>
    
   </dl>
  </p>
 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-function.curl-multi-info-read-returnvalues">
  <h3 class="title">Valori restituiti</h3>
  <p class="para">
   In caso di successo, restituisce un array associativo per il messaggio, <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> in caso di fallimento.
  </p>
  <p class="para">
   <table class="doctable table">
    <caption><strong>Contenuto dell&#039;array restituito</strong></caption>
    
     <thead>
      <tr>
       <th>Chiave:</th>
       <th>Valore:</th>
      </tr>

     </thead>

     <tbody class="tbody">
      <tr>
       <td><code class="literal">msg</code></td>
       <td>La costante <strong><code><a href="curl.constants.php#constant.curlmsg-done">CURLMSG_DONE</a></code></strong>. Altri valori restituiti
       non sono attualmente disponibili.</td>
      </tr>

      <tr>
       <td><code class="literal">result</code></td>
       <td>Una delle costanti <strong><code>CURLE_*</code></strong>. Se tutto è
       OK, il risultato sarà <strong><code><a href="curl.constants.php#constant.curle-ok">CURLE_OK</a></code></strong>.</td>
      </tr>

      <tr>
       <td><code class="literal">handle</code></td>
       <td>Risorsa di tipo curl indica l&#039;handle a cui è associato.</td>
      </tr>

     </tbody>
    
   </table>

  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.curl-multi-info-read-changelog">
  <h3 class="title">Log delle modifiche</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>Versione</th>
      <th>Descrizione</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
 <td>8.0.0</td>
 <td>
  <code class="parameter">multi_handle</code> expects a <span class="classname"><a href="class.curlmultihandle.php" class="classname">CurlMultiHandle</a></span>
  instance now; previously, a <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> was expected.
 </td>
</tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 examples" id="refsect1-function.curl-multi-info-read-examples">
  <h3 class="title">Esempi</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Example #1 Un esempio di <span class="function"><strong>curl_multi_info_read()</strong></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br />$urls </span><span style="color: #007700">= array(<br />   </span><span style="color: #DD0000">"http://www.cnn.com/"</span><span style="color: #007700">,<br />   </span><span style="color: #DD0000">"http://www.bbc.co.uk/"</span><span style="color: #007700">,<br />   </span><span style="color: #DD0000">"http://www.yahoo.com/"<br /></span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$mh </span><span style="color: #007700">= </span><span style="color: #0000BB">curl_multi_init</span><span style="color: #007700">();<br /><br />foreach (</span><span style="color: #0000BB">$urls </span><span style="color: #007700">as </span><span style="color: #0000BB">$i </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">$url</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$conn</span><span style="color: #007700">[</span><span style="color: #0000BB">$i</span><span style="color: #007700">] = </span><span style="color: #0000BB">curl_init</span><span style="color: #007700">(</span><span style="color: #0000BB">$url</span><span style="color: #007700">);<br />    </span><span style="color: #0000BB">curl_setopt</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">[</span><span style="color: #0000BB">$i</span><span style="color: #007700">], </span><span style="color: #0000BB">CURLOPT_RETURNTRANSFER</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">);<br />    </span><span style="color: #0000BB">curl_multi_add_handle</span><span style="color: #007700">(</span><span style="color: #0000BB">$mh</span><span style="color: #007700">, </span><span style="color: #0000BB">$conn</span><span style="color: #007700">[</span><span style="color: #0000BB">$i</span><span style="color: #007700">]);<br />}<br /><br />do {<br />    </span><span style="color: #0000BB">$status </span><span style="color: #007700">= </span><span style="color: #0000BB">curl_multi_exec</span><span style="color: #007700">(</span><span style="color: #0000BB">$mh</span><span style="color: #007700">, </span><span style="color: #0000BB">$active</span><span style="color: #007700">);<br />    if (</span><span style="color: #0000BB">$active</span><span style="color: #007700">) {<br />        </span><span style="color: #0000BB">curl_multi_select</span><span style="color: #007700">(</span><span style="color: #0000BB">$mh</span><span style="color: #007700">);<br />    }<br />    while (</span><span style="color: #0000BB">false </span><span style="color: #007700">!== (</span><span style="color: #0000BB">$info </span><span style="color: #007700">= </span><span style="color: #0000BB">curl_multi_info_read</span><span style="color: #007700">(</span><span style="color: #0000BB">$mh</span><span style="color: #007700">))) {<br />        </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$info</span><span style="color: #007700">);<br />    }<br />} while (</span><span style="color: #0000BB">$active </span><span style="color: #007700">&amp;&amp; </span><span style="color: #0000BB">$status </span><span style="color: #007700">== </span><span style="color: #0000BB">CURLM_OK</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$urls </span><span style="color: #007700">as </span><span style="color: #0000BB">$i </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">$url</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$res</span><span style="color: #007700">[</span><span style="color: #0000BB">$i</span><span style="color: #007700">] = </span><span style="color: #0000BB">curl_multi_getcontent</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">[</span><span style="color: #0000BB">$i</span><span style="color: #007700">]);<br />    </span><span style="color: #0000BB">curl_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">[</span><span style="color: #0000BB">$i</span><span style="color: #007700">]);<br />}<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">curl_multi_info_read</span><span style="color: #007700">(</span><span style="color: #0000BB">$mh</span><span style="color: #007700">));<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>Il precedente esempio visualizzerà
qualcosa simile a:</p></div>
    <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">array(3) {
  [&quot;msg&quot;]=&gt;
  int(1)
  [&quot;result&quot;]=&gt;
  int(0)
  [&quot;handle&quot;]=&gt;
  resource(5) of type (curl)
}
array(3) {
  [&quot;msg&quot;]=&gt;
  int(1)
  [&quot;result&quot;]=&gt;
  int(0)
  [&quot;handle&quot;]=&gt;
  resource(7) of type (curl)
}
array(3) {
  [&quot;msg&quot;]=&gt;
  int(1)
  [&quot;result&quot;]=&gt;
  int(0)
  [&quot;handle&quot;]=&gt;
  resource(6) of type (curl)
}
bool(false)</pre>
</div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.curl-multi-info-read-seealso">
  <h3 class="title">Vedere anche:</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.curl-multi-init.php" class="function" rel="rdfs-seeAlso">curl_multi_init()</a> - Restituisce un nuovo handle multiplo cURL</span></li>
   </ul>
  </p>
 </div>


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