if (tVar is a number) then... [EMAIL PROTECTED] http://www.erikhansen.org
----- Original Message ---- From: Ken Ray <[EMAIL PROTECTED]> To: Use Revolution List <[email protected]> Sent: Wednesday, November 22, 2006 7:45:36 PM Subject: Re: Problem with zeros in lookup table On 11/22/06 8:08 PM, "Mark Smith" <[EMAIL PROTECTED]> wrote: > I don't know what a stanine score is, or how you're organizing your > scores, but you might want to put code in to check whether or not the > raw score is empty, zero or whatever. Sometimes in Revolution you can > include an empty variable in a numerical calculation and still get a > numerical result, rather than an error. That's a good point. Many times I need to check if a variable is empty or 0 and take the same action. One *could* write it this way: if (tVar = 0) or (tVar = "") then but another (shorter way) is: if (tVar + 0) = 0 then This way, if tVar is 0 or empty, it ends up becoming 0 (empty + 0 = 0). Ken Ray Sons of Thunder Software, Inc. Web site: http://www.sonsothunder.com/ Email: [EMAIL PROTECTED] _______________________________________________ use-revolution mailing list [email protected] Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-revolution ____________________________________________________________________________________ Cheap talk? Check out Yahoo! Messenger's low PC-to-Phone call rates. http://voice.yahoo.com _______________________________________________ use-revolution mailing list [email protected] Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-revolution
