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Hi, Jon:

Thanks for clarifying that. (I should have referred to my RPG IV reference before replying.)

Mark

> On 2/25/2017 2:53 PM, Jon Paris wrote:
I thought that the problem was the Int definition - but that just shows that my brain is not working! Duh - so OP please ignore my earlier response.


As to Mark's comment - I'm not sure about that. %Lookup (unlike the old LOOKUP opcode) _can_ use a binary search but I think it will only do so if Ascend or Descend is specified for the array definition.

I'm not sure if this is a compiler bug or if it relates to a "feature" of intermediate results that I am not familiar with - hopefully Barbara can clarify.

If you separate the subtraction from the %Lookup return value it works fine. %Lookup returns zero as it should.

It is not clear to me why the OP wants -1 when zero is a valid "not there" response and of course all the lookup results will be one less than they should be but I assume he has his own reason. So rewriting the code like this:

ld = %lookup(*blanks:fieldord);
ld -= 1;

Works just fine.


Jon Paris

www.partner400.com
www.SystemiDeveloper.com



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