Does anyone know the new api for userid in vb4.0?

[gibigbig]

the old api was

PHP Code:

<?php 
$vbulletin->userinfo[userid];
?>

I'd ike the new api code please

--------------- Added [DATE]1289523115[/DATE] at [TIME]1289523115[/TIME] ---------------

did some digging, there was an error in my code, thats why it wasnt working, it hasnt changed from 3.8 incase anyone had my same problem.