Timer/Countdown App
Understand how to use JavaScript's setInterval function to build a working countdown timer that updates every second. This lesson guides you through creating a timer that decreases and displays remaining time, triggers alerts when time runs out, and includes a mini challenge to add reset functionality.
We'll cover the following...
We'll cover the following...
Let’s give JavaScript a sense of time! In this lesson, you’ll create a countdown timer that ticks down every second using setInterval(). The following will be the final output of the program:
Goal
You will learn to:
Use ...