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Date:   Wed, 26 Mar 2008 09:23:19 -0700
Reply-To:   "dc353@hotmail.com" <dc353@HOTMAIL.COM>
Sender:   "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:   "dc353@hotmail.com" <dc353@HOTMAIL.COM>
Organization:   http://groups.google.com
Subject:   Re: RETAIN Statement --> strange behavior
Comments:   To: sas-l@uga.edu
Content-Type:   text/plain; charset=ISO-8859-1

On Mar 26, 6:48 pm, yingtao...@GMAIL.COM (yingtao) wrote: > Try this: > change startshare=startshare+endshare as > startshare=sum(startshare,endshare) > or startshare+endshare > I guess it may be caused by the missing value.

I tried startshare+endshare but that caused the same result -i.e. the retain statement not working -> startshare is always 0 so endshare is set to trade. Sum(A,b) may work. I'll try it and let you know.

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