LloydWeimann

As a result, you should be able to use ujs in Rails to update the result anytime the user makes a choice from the select dropdown.

How can I update an input in a simple form for as I enter a value, and the input already has the dollar sign ($) by default? For instance, if I enter the number 1000000, the comma will be added every time it has to be, like this: $1,000,000. I must utilize stimulants.

This should enable you to utilize ujs in Rails to update the result whenever the user makes a selection from the select dropdown.