Thought that was articulated that <CFIF Len(myvariable) IS 0> actually
involves two (2) evaluation; whereas
<cfif NOT Len(myvariable)> involves only (1).
Steve
>
> You optimum statement would be
>
> <cfif NOT Len(myvariable)>
>
>
> -----Original Message-----
> From: Dave Carabetta [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, April 04, 2000 7:49 PM
> To: [EMAIL PROTECTED]
> Subject: The Len() function...Splitting Hairs?
>
>
> Hi all,
> I've been approached by a colleague to look into speed test results for
the
> following situation. I have been a member of this list for a long time now
> and closely followed (and implemented) the suggestions for using the Len()
> function as opposed to the <CFIF myvariable IS ""> method. However, is it
> quicker to use the following?
>
> <CFIF Len(myvariable) IS 0>
>
> OK, I know the first reaction is "no way." At least, that's what mine was!
> BUT, after thinking about it for a minute, i realized that the 0 is *not*
a
> string (because I am not using quotes around it), and in machine code, the
> number 0 is all zeros, which a computer processes the fastest of any
> evaluation. Therefore, it would make sense to me that it is quicker for
the
> machine to process the zeros rather than having to search the results of
> "Len(myvariable)" for a 1, which would evaluate the statement to false. I
> realize that this might seem *extremely* tedious, but it does make a
> difference. If someone with the ability to do some load testing has a
second
> to run a comparison and post your results, I would be forever grateful. I
am
> always in search of ways to speed up my templates, no matter how miniscule
> the improvement is!
>
> Regards,
> Dave Carabetta.
> Web Application Developer
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