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PHP curl_multi_init

PHP original manual for curl_multi_init [ show | php.net ]

curl_multi_init

(PHP 5, PHP 7)

curl_multi_init — Returns a new cURL multi handle

Description

resource curl_multi_init ( void )

Allows the processing of multiple cURL handles asynchronously.

Parameters

This function has no parameters.

Return Values

Returns a cURL multi handle resource on success, FALSE on failure.

Examples

Example #1 curl_multi_init() example

This example will create two cURL handles, add them to a multi handle, and process them asynchronously.

<?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);

$active = null;
//execute the handles
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);
    }
}

//close the handles
curl_multi_remove_handle($mh, $ch1);
curl_multi_remove_handle($mh, $ch2);
curl_multi_close($mh);

?>

See Also