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To iif or not to iif = .t.
Message
De
01/06/2001 01:07:42
 
 
À
31/05/2001 16:57:05
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00513276
Message ID:
00513589
Vues:
13
>>>I agree entirely. I consider EXIT and LOOP to be bugs until proven otherwise :-) Almost without exception, it's an indication that the coder hasn't thought the logic through clearly, making the entire structure suspect.
>>
>>I think this statement would be better qualified. For DO WHILE loops, I _ususally_ agree. But IMO, EXIT and LOOP have valid uses in FOR EACH and SCAN loops.
>
>Hmmm... I've *never* had to use them in those constructs (or at all, for that matter). Are you saying there are times you *must* use them to implement logic, or that they might be simpler to use in some circumstances?

They are almost never _necessary_, but are often the only way to short circuit a loop for performance reasons.
Erik Moore
Clientelligence
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