🧪 Playground

No goals, no grades. Break things and see what happens.

Edit me, then press Run

// Playground: write any JavaScript and press Run.
const robot = { name: "Beep", battery: 100 };

for (let step = 1; step <= 3; step++) {
  robot.battery -= 10;
  console.log(robot.name + " moved " + step + " step(s), battery " + robot.battery + "%");
}

Tip: Ctrl/⌘ + Enter also runs it

Live result

Your output

Nothing yet. Press Run!