React Basics Lecture 4: How to Attach an Event Listener (Handler) to a Button in React — Highlights

Always a Function Inside onClick! — Coding Apple React Basics Lecture 4 Highlights

From Coding Apple's "React Basics Lecture 4: How to Attach an Event Listener (Handler) to a Button in React," only the key lines were picked and edited into a 16-second vertical short. It moves from the line that onClick always takes a function, to the line that state can't just be changed directly and you must use the thumbs-up change function, to the result scene where the thumbs-up count goes up with every button press.

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