yelow79, you made a typo. It's $iif , not $iff

I'd not use $countcs() though if I were you, 'cause it functions pretty much like isincs.

Use $regex() or $istokcs()

$iif($istokcs(N O C A a o,$usermode,32),User Lister)
$iif($regex($usermode,/[NOCAao]/),User Lister)