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Use GET instead of SET.
Le 2011-06-01 à 03:00, zehava wizman a écrit :
> Hello Forum
> I want to know how can I check some condition if two turtles are hidden or
> not , and according to this condition, do something
> I tries to write thos proc:
> to test
> if and (set "t1 "visible? "true) ("t2 "visible? "true)[ announce [hello]]
> it's doesn't work.
> thanks, Zehava
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