php-doc-en/reference/curl/functions/curl-multi-init.xml
Christoph Michael Becker e41806c30b Revert revision(s) 351724 from phpdoc/en/trunk:
Document false and null return types

Cf. <https://news-web.php.net/php.doc.cvs/17645>.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@351730 c90b9560-bf6c-de11-be94-00142212c4b1
2020-11-28 18:05:44 +00:00

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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.curl-multi-init" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>curl_multi_init</refname>
<refpurpose>Returns a new cURL multi handle</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>CurlMultiHandle</type><methodname>curl_multi_init</methodname>
<void/>
</methodsynopsis>
<para>
Allows the processing of multiple cURL handles asynchronously.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
&no.function.parameters;
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns a cURL multi handle on success, &false; on failure.
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>8.0.0</entry>
<entry>
On success, this function returns a <classname>CurlMultiHandle</classname> instance now;
previously, a <type>resource</type> was returned.
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>curl_multi_init</function> example</title>
<para>
This example will create two cURL handles, add them to a multi
handle, and process them asynchronously.
</para>
<programlisting role="php">
<![CDATA[
<?php
// create both cURL resources
$ch1 = curl_init();
$ch2 = curl_init();
// set URL and other appropriate options
curl_setopt($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);
//create the multiple cURL handle
$mh = curl_multi_init();
//add the two handles
curl_multi_add_handle($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 && $status == CURLM_OK);
//close the handles
curl_multi_remove_handle($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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