curl-multi-init.xml

<?xml version="1.0" encoding="UTF-8"?>
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<refentry xml:id="function.curl-multi-init" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>curl_multi_init</refname>
  <refpurpose>Restituisce un nuovo handle multiplo cURL</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>resource</type><methodname>curl_multi_init</methodname>
   <void />
  </methodsynopsis>
  <para>
   Permette l'elaborazione di handle multipli cURL in modo asincrono.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Restituisce una risorsa dell'handle multiplo cURL in caso di successo, &false; in caso di fallimento.
  </para>
 </refsect1>
 
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Esempio di <function>curl_multi_init</function></title>
    <para>
     Questa esempio creerà due handle cURL, li aggiunge ad un handle
     multiplo, e dopo li eseguirà in modo asincrono.
    </para>
    <programlisting role="php">
<![CDATA[
<?php
// crea entrambe le risorse cURL
$ch1 = curl_init();
$ch2 = curl_init();

// imposta l'URL e altre opzioni appropriate
curl_setopt($ch1, CURLOPT_URL, "http://lxr.php.net/");
curl_setopt($ch1, CURLOPT_HEADER, 0);
curl_setopt($ch2, CURLOPT_URL, "http://www.php.net/");
curl_setopt($ch2, CURLOPT_HEADER, 0);

//crea l'handle multiplo cURL
$mh = curl_multi_init();

//aggiunge i due handle
curl_multi_add_handle($mh,$ch1);
curl_multi_add_handle($mh,$ch2);

$active = null;
//esegui gli handle
do {
    $mrc = curl_multi_exec($mh, $active);
} while ($mrc == CURLM_CALL_MULTI_PERFORM);

while ($active && $mrc == CURLM_OK) {
    if (curl_multi_select($mh) != -1) {
        do {
            $mrc = curl_multi_exec($mh, $active);
        } while ($mrc == CURLM_CALL_MULTI_PERFORM);
    }
}

//chiude gli handle
curl_multi_remove_handle($mh, $ch1);
curl_multi_remove_handle($mh, $ch2);
curl_multi_close($mh);

?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
 
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>curl_init</function></member>
    <member><function>curl_multi_close</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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