php curl默認鏈接超時時間是多少

if (empty($g_handle)) $ch = curl_init();

$options = array(

CURLOPT_URL => $url,

CURLOPT_RETURNTRANSFER => true,

CURLOPT_FRESH_CONNECT => false,

CURLOPT_FORBID_REUSE => false,

CURLOPT_TIMEOUT => $timeout

);

curl_setopt_array($g_handle, $options);

$ret = curl_exec($g_handle);

return $ret;

}