Skip to content
AITroveRead. Build. Understand.
Make this comfortable

Build a JavaScript Counter

Last updated: 28 Sept 20265 min read
project
BeginnerBy AITrove Editorial

Keep a number in state and update the displayed value when the user selects increment, decrement or reset.

Overview

Keep a number in state and update the displayed value when the user selects increment, decrement or reset.

javascript
let count = 0;
function increment() {
  count += 1;
  return count;
}

Practice

Create your own example and verify it with several inputs.

javascript
Storage details