How can I find out what the login form field is currently storing?

Question

JavaScript

How to define what is stored in the form?
I need to check if the form is empty, if so, execute the code, how can this be done?

Answer 1

Here is the simplest example. IT
is a sandbox with code. You can understand how it works, change the code and see what happens.
here is all the stuff. JavaScript Form Validation