I have several buttons which should be set "visible" or "invisible" depending on the settings I have made before. Here you can see my example. (the settings are saved in a list where the items are lists)
The problem is: I cannot address in a loop all buttons because I cannot write like this:

Can you tell me with which method I can achieve my goal? Otherwise i would have to copy the blocks 20 times and well that would be very ugly^^