Hands-on practice for this lecture. Work through the exercises and quizzes to reinforce what you've learned.
Exercise 1 of 1
Experience the tediousness of vanilla JavaScript. See how many lines of manual bridging it takes to perfectly mirror an input box to a preview div.
Type below or click the clear button. Every single interaction requires manually setting the input and the preview div.
⌠Typing a single word fires dozens of manual value and textContent setters, creating a tangled web of ad-hoc DOM bindings.