Java script

Question

How I make when user click button it shows alert "logged in" when user filled the password and username both otherwise not
https://sololearn.com/compiler-playground/WYm2VkTgu5C7/?ref=app

Answer 1

You'd need to look up event handling in JavaScript

https://www.sololearn.com/discuss/3096266/?ref=app
https://www.sololearn.com/discuss/2451390/?ref=app
https://www.sololearn.com/discuss/2999955/?ref=app

Answer 2

Make the username and password field required

And while clicking on the button make it responsive by '"Onclick(Alert)"' feature