Please explain how to get state of checkbox for its usage in further calculations. And I want to keep the selection from session to session without external savings. Thanks in advance
You can use
"Symbols specified in a
The default value of
It should only be necessary to evaluate the module once; re-evaluation does not reset anything though.
Note that you will need to keep the checkbox output cell in the notebook since the output is where the dynamic value is held. If you delete the output cell and save the notebook the value of
There is an interesting Mathgroup post from John Fultz about that here.