on mouseUp pMouseBtnNo
    put empty into tVar
    put tvar is not zero
end mouseUp

results in true. Not sure what is going on there.

Bob


On Sep 11, 2012, at 10:47 AM, Peter Haworth wrote:

> Just ran across a little oddity.  The statement "if tVar is not zero"
> evaluates to false if tVar is empty.  Apparently empty and zero are treated
> the same for comparison purposes?
> Pete
> lcSQL Software <http://www.lcsql.com>
> _______________________________________________
> use-livecode mailing list
> use-livecode@lists.runrev.com
> Please visit this url to subscribe, unsubscribe and manage your subscription 
> preferences:
> http://lists.runrev.com/mailman/listinfo/use-livecode


_______________________________________________
use-livecode mailing list
use-livecode@lists.runrev.com
Please visit this url to subscribe, unsubscribe and manage your subscription 
preferences:
http://lists.runrev.com/mailman/listinfo/use-livecode

Reply via email to