<?php curl_multi_add_handle(CurlMultiHandle $multi_handle, CurlHandle $handle): int
<?php $this->io->writeError('Downloading ' . Url::sanitize($url) . $usingProxy . $ifModified, true, IOInterface::DEBUG); } $this->checkCurlResult(curl_multi_add_handle($this->multiHandle, $curlHandle)); return (int) $curlHandle;