Evaluation of complex conditions

Pete pete at mollysrevenge.com
Thu Oct 6 16:49:36 CDT 2011


Yes, that's what I would have expected but just double checking since
someone mentioned otherwise - back to "precedence" versus "evaluation" again
I think.
Pete
Molly's Revenge <http://www.mollysrevenge.com>




On Thu, Oct 6, 2011 at 2:38 PM, Richard Gaskin
<ambassador at fourthworld.com>wrote:

> Pete wrote:
>
>  I wrote a couple of functions (condition1 and condition2), each of which
>> puts its identity after a script variable named myResult then returns
>> true.
>>  I then wrote the following:
>>
>> put empty into myResult
>> if condition1() is true and condition2() is true then put myResult
>>
>> As expected, this displayed 12 in the message box.
>>
>> Then I changed the if statement to :
>>
>> if condition1() is true and (condition2() is true) then put myResult
>>
>> The message box still ended up with 12 in it, not 21 as you would expect
>> if
>> the parens had any effect.  Maybe I'm misunderstanding something but it
>> doesn't seem like parens have any effect on the order of evaluation.
>>
>
> Parens only affect things within them.  They work much like algebra in that
> regard.
>
> --
>  Richard Gaskin
>  Fourth World
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>
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