curl-multi-strerror.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.curl-multi-strerror" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>curl_multi_strerror</refname>
  <refpurpose>Return string describing error code</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type class="union"><type>string</type><type>null</type></type><methodname>curl_multi_strerror</methodname>
   <methodparam><type>int</type><parameter>error_code</parameter></methodparam>
  </methodsynopsis>
  <para>
   Returns a text error message describing the given CURLM error code.
  </para>

 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <variablelist>
   <varlistentry>
    <term><parameter>error_code</parameter></term>
    <listitem>
     <para>
      One of the <link xlink:href="&url.curl.error;">CURLM error codes</link> constants.
     </para>
    </listitem>
   </varlistentry>
  </variablelist>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns error string for valid error code, &null; otherwise.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>curl_multi_strerror</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
// Create cURL handles
$ch1 = curl_init("http://example.com/");
$ch2 = curl_init("http://php.net/");

// Create a cURL multi handle
$mh = curl_multi_init();

// Add the handles to the multi handle
curl_multi_add_handle($mh, $ch1);
curl_multi_add_handle($mh, $ch2);

// Execute the multi handle
do {
    $status = curl_multi_exec($mh, $active);
    if ($active) {
        curl_multi_select($mh);
    }
} while ($active && $status === CURLM_OK);

// Check for errors
if ($status != CURLM_OK) {
    // Display error message
    echo "ERROR!\n " . curl_multi_strerror($status);
}

?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>curl_strerror</function></member>
    <member><link xlink:href="&url.curl.error;">cURL error codes</link></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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