How to add listeners to bidirectionally bound objects

Question

I am trying to bind a TextArea\'s textProperty to a StringProperty in controller\'s initialize() method.

Both of them are listened by listeners to perform some behav

Answer 1

I found 2 solutions to you answer

1:

Declare the StringProperty as static

OR 2:

In the TextArea Listener just call toBind.get()

But honestly I don't know why those work.