Re: RNF0655 The item defined with the TEMPLATE keyword cannot be used in this context

[Jon Paris <jon.paris@xxxxxxxxxxxxxx>]

I'm a bit surprised that %Len doesn't work on fixed length fields. Sure for Varying it has to be done at run time - but %Len( MyNumField ) is not dependant on content. I guess it simplifies the syntax checker.


On 2013-06-18, at 2:55 PM, Brian May <bmay@xxxxxxxxxxxxxxxxx> wrote:

> I would not have expected either to work with a TEMPLATE. 
>
> When you specify a data structure as a TEMPLATE, there is no memory allocated for it.  This is why it will not work with %LEN.  The data structure does not actually exist in memory so %LEN cannot determine its length.
>
> Perhaps %SIZE works because it looks at the definition of the structure and not the actual instance of it.
>
> Brian May
> IBM i Modernization Specialist
> Profound Logic Software
> http://www.profoundlogic.com
> 937-439-7925 Phone
> 877-224-7768 Toll Free
>
>
>               
>
>
> -----Original Message-----
> From: rpg400-l-bounces@xxxxxxxxxxxx [mailto:rpg400-l-bounces@xxxxxxxxxxxx] On Behalf Of Marco Facchinetti
> Sent: Tuesday, June 18, 2013 1:25 PM
> To: RPG programming on the IBM i / System i
> Subject: RNF0655 The item defined with the TEMPLATE keyword cannot be used in this context
>
> Just curious why an item defined with the TEMPLATE keyword is valid as %SIZE's argument but not for %LEN.
>
> TIA
> --
> Marco Facchinetti
>
> Mr S.r.l.
>
> Tel. 035 962885
> Cel. 393 9620498
>
> Skype: facchinettimarco
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Jon Paris

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