Date:         Mon, 10 Nov 1997 09:36:01 -0600
Reply-To:     Jack Hamilton <jack_hamilton@HCCOMPARE.COM>
Sender:       "SAS(r) Discussion" <SAS-L@UGA.CC.UGA.EDU>
From:         Jack Hamilton <jack_hamilton@HCCOMPARE.COM>
Subject:      Re[2]: Good SAS Coding Practices?
Comments: To: ayiomamitis@IBM.NET
Content-Type: text/plain; charset=US-ASCII

Anthony Ayiomamitis <ayiomamitis@IBM.NET> wrote:
 
>    I have a question for you ... if the reference to function calls was
>evaluated at run time, why are the times between your four examples
>below approximately NOT the same? Surely if this evaluation were to be
>performed at run time, they would all look similar to the first example!
 
I don't know the answer to your question, but SAS seems to be
doing something slightly different each time.  Even the exact
same code doesn't always use the same amount of time when rerun.
 
My guesses would be paging or DLL loading and unloading, but I
really don't know what the cause is.
 
--
Jack_Hamilton@hccompare.com