>To return 'line' from 'orderdet.line' I am using the following code...
>
>test='orderdet.line'
>
>? substr(test,at('.',test)+1,len(test)-at('.',test))
>
>Is there a better way to do this?

Joe,
Without a fll loading yours is good. You could shorten it a bit :
? substr(test,at('.',test)+1)

Cetin