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Description
Describe the problem to be solved
For accessibility reason a button, hoe is a collapse button, needs to have information about it before clicking on in.
Describe the solution you'd like
A collapse button like > 200 OK. has more infomation to show after clicking on it:
But in de code there is no information to find for it:
After clicking on it then it contains the infomation of it:
Describe alternatives you've considered
My question is if it is possible for collapse button to add information: aria-expanded="false". Then a page reader software has the chance to indicate that there is more to find.