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($ch1CURLOPT_URL"http://lxr.php.net/");
curl_setopt($ch1CURLOPT_HEADER0);
curl_setopt($ch2CURLOPT_URL"http://www.php.net/");
curl_setopt($ch2CURLOPT_HEADER0);

//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

  • curl_init
  • curl_multi_close