@ud and @ub updated

[Kenneth Brody]

Quoting Dennis Malen (Fri, 6 Apr 2007 18:32:29 -0400):

> Bruce,
>
> Would you be able to give me an example? My basic programming approach
> is to never write to the file in automatic processing.
[...]
> >> >> I am using the following on a @key request:
> >> >>
> >> >>  input popup wk"Enter RECORD NUMBER"
> >> >>    -   -   -   -   -   -   -   -   -   -   -   -   -
> >> >>  wk=""
> >> >>  end
> >> >>    -   -   -   -   -   -   -   -   -   -   -   -   -
> >> >>  lookup -  r=wk   -nw
[...]

But, do you modify anything in the @key processing?