How do I make a dropdown and send values to the outside the Jquery datatable?

testaccount10

I tried to add the code below but you won't allow to add ` in the code so I replace that with the stackoverflow link.
I hope to find a userful resource here. What I am trying to do is make a dropdown in the cell so I can select something then I want an action in the createRow functions.

https://stackoverflow.com/questions/63666610/how-do-i-make-a-dropdown-and-send-values-to-the-outside-the-jquery-datatable