Date:         Thu, 30 Oct 2008 18:57:37 -0500
Reply-To:     Lou <lpogoda@HOTMAIL.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Lou <lpogoda@HOTMAIL.COM>
Organization: Aioe.org NNTP Server
Subject:      Re: Test if a var is available inside data step?
Comments: To: sas-l@uga.edu

"Joe Matise" <snoopy369@GMAIL.COM> wrote in message
news:b7a7fa630810301228p4bab9d8uc028ed65a21ee620@mail.gmail.com...
> First off, there is a sas function that does this (CATS).

Beyond assuring that a program written using version 9 will not run on an
earlier release, does this function offer any increase in utility?