Performs any connection upkeep checks
Syntax
curl_upkeep(CurlHandle $handle): bool
Parameters
handle
A cURL handle returned by curl_init().
Return
Returns true on success or false on failure.
Examples
<?
$handle = curl_init();
curl_setopt($handle, CURLOPT_URL, "https://www.php.net/");
curl_setopt($handle, CURLOPT_RETURNTRANSFER, true);
curl_setopt($handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_2_0);
curl_setopt($handle, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($handle, CURLOPT_UPKEEP_INTERVAL_MS, 200);
if(curl_exec($handle))
{
usleep(300);
$return = curl_upkeep($handle);
var_export($return);
}
curl_close($handle);
?>true
