Grid buttons and their values

Question

So, I have buttons in an grid. The number of buttons will not be constant, how can I get their value when clicked? Best if viewed on mobile.
https://code.sololearn.com/W5DX2v7d2wUQ/?ref=app

Answer 1

and if you use onclick events

Answer 2

Damn, I didn’t think of that. I’m ashamed. Thanks!