Date: Thu, 27 Jan 2005 03:48:10 -0800
Reply-To: RolandRB <rolandberry@HOTMAIL.COM>
Sender: "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From: RolandRB <rolandberry@HOTMAIL.COM>
Subject: Re: Utility to scan string variables for non-printable characters
Content-Type: text/plain; charset="iso-8859-1"
Choate, Paul@DDS wrote:
> Hi Roland -
> Pardon a dumb question but what is happening with nvarsc in the %let
> %local nvarsc;
> %let nvarsc=%nvarsc(&dsname);
> %if &nvarsc %then %do;
> I don't get it....?
%nvarsc counts the number of character variables. Further processing is
done only if this count is greater than zero since I only want to scan
character variables for hex characters.