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What to use, SET EXACT ON or ==?
Message
From
16/02/2007 19:53:13
Neil Mc Donald
Cencom Systems P/L
The Sun, Australia
 
General information
Forum:
Visual FoxPro
Category:
Other
Environment versions
Visual FoxPro:
VFP 9 SP1
Miscellaneous
Thread ID:
01196479
Message ID:
01196758
Views:
15
Hi,
I have recently done some performance testing on large datasets in VFP9, as result we are now using SET EXACT ON & SET ANSI ON and not using "==" as it does have a perceivable impact on performance when processing large amounts of data.

>Good Friday Morning to All,
>
>I ran into a problem using <> operator where the following happens:
>
>cTest1 = "This is a sample string"
>cTest2 = "This is a sample string test"
>? cTest2 <> cTest1  && returns .F.
>
>
>Now I am thinking if I should do away with using <> operator because it always relies on SET EXACT ON and just use "==" in ALL my comparisons. What do you think?
>
>Thank you.
Regards N Mc Donald
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