Tatsuo Ishii <[EMAIL PROTECTED]> writes: > I thought "typeidIsValid(targetTypeId) == false" is better than > "!typeidIsValid(targetTypeId)"? I've always thought that "== true" and "== false" on something that's already a boolean are not good style. It's a matter of taste I suppose. But note that the existing calls on typeidIsValid are coded that way... regards, tom lane