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Nested IIF()'s Versus ICASE()
Message
De
03/03/2008 13:50:50
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
01298206
Message ID:
01298215
Vues:
25
>>>What's the differences between nested IIF()'s and ICASE(). From what I can see, there's not
>>>alot of difference syntactically. Are there any performance differences?
>>>
>>>
>>>? ICASE(1 # 1, "One",;
>>>		2 # 2, "Two",;
>>>		3 = 3, "Three")
>>>
>>>? IIF(1 # 1, "One", IIF(2 # 2, "Two", IIF(3 = 3, "Three", "" )))
>>>
>>>
>>>Of course, the ICASE seems more readable than the IIF()'s.
>>
>>Icase is faster and much more radable.
>
>At first I thought so too, but they're both boolean evaluations, so it seems that they would be about the
>same.

I am pretty sure that Icase is faster, but whether the difference is significant or not, I don't know. But the improved readability can be translated into improved maintainability, and that's enough for me. I have been able to tidy up some rally messy code.
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