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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:
if and (set "t1 "visible? "true) ("t2 "visible? "true)[ announce [hello]]
it's doesn't work.
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Re: checking if turtle is hidden
To save an attachment to your computer, PC users should right-click (Mac users, click and hold the mouse button) on the link and then choose 'save target as' from the pop-up menu. A window will then pop up in which you can choose a location for the file.