use dummy field as part of the goto label

[Jay R. Ashworth]

On Mon, May 05, 2008 at 11:07:15AM -0400, Walter Vaughan wrote:
> Dennis Malen wrote:
> >Within input processing, is it possible to use a dummy filed as part of the 
> >name of the goto label, such as:
> >
> >zz="rab";goto rpt{zz
> >
> >How can I have filepro acknowledge the rpt{zz and goto rptrab? When I try to 
> >save the processing filepro tells me that there is no label by that name. 
> >Obviously this is a limitation of filepro . Is there any way around this 
> >limitation?
> >  
> >
> In Define Processing's help you will see this
> 4.5      GOSUB/GOTO OF      Gosub/goto one of a list of labels.
>  
>           Syntax   
>                GOSUB (num_expr) OF label1, label2, ... 
>                GOTO (num_expr) OF label1, label2, ...
>                where num_expr is the one-relative index into the list
>                of labels, and label1,label2, ... are the labels.
> 
>           Notes: 
>                The parentheses around (num_expr) are required.
> 
>                Only the integral portion of num_expr is used.  Any
>                fractional portion is ignored.  The number is not rounded.

To expand this answer, no, the argument to a GOTO or GOSUB cannot be a
variable's contents (that I know of).  It must be a literal.

If the handling of this issue was first-class, then you might be able
to do:

zz=rpt{"rab"; goto (zz)

but I'm pretty sure you can't.

Cheers,
-- jra
-- 
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