WAIT for activity on any curl_multi connection.
<?php
int curl_multi_select(CurlMultiHandle $multi_handle, float $timeout = 1.0);
where
$multi_handle = A cURL multi handle returned by curl_multi_init()
$timeout = Time, in seconds, to wait for a response
?>
EXERCISE
<?php
// create both cURL resources
$ch1 = curl_init();
$ch2 = curl_init();
// set URL and other appropriate options
curl_setopt($ch1, CURLOPT_URL, "https://php.net/");
curl_setopt($ch1, CURLOPT_HEADER, 0);
curl_setopt($ch2, CURLOPT_URL, "https://ed48.com/");
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
?>