Re: RPG IV data structure and LIKE keyword

["Roger Vicker, CCP" <rvicker@xxxxxxxx>]

Thanks Jon. I was afraid that would be the answer.

I am glad that the override of comparable types can be a possible
enhancement. I wouldn't expect to change from numeric to alpha but between
any numeric should be made available. If I had got around to this before San
Antonio I would have put it in as a requirements.

jonp@VNET.IBM.COM wrote:

> To: List)              <RPG400-L@midrange.com>
>
> From: Jon Paris
> Subject: RPG IV data structure and LIKE keyword
>
> What you are seeing is a "feature" of RPG that has existed for many
> years.
>
> Because 'Zoned' is included in a DS, RPG retains the original file's
> data type. 'Zoned2' on the other hand is not included in a DS and
> therefore (since it is numeric) automatically is assigned an internal
> data type of packed. You can see this if you comment out your
> 'LIKE(Zoned2)' line and then look at the data definitions at the end of
> the compile listing. You'll see that the field is packed. Similarly if
> you comment out the 'Zoned' entry in the DS you'll see that it's type
> reverts to packed.
>
> Because of the necessity to maintain compatibility with RPG III, this
> was something we had to live with for RPG IV. There is a case to be made
> for allowing you to specify a data type on items defined with LIKE - we
> can take a look at that.
>
> .
> Jon Paris  -  AS/400 AD Market Support  -  jonp@vnet.ibm.com
> Dept 723  IBM Canada Lab        T/L 8-778-4019   (416) 448-4019
> >> FAX Number:                      8-778-4414   (416) 448-4414
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> umidr



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