JavaScript Foundations·Practice drills 13

Drill 20: Predict the output — Operators and conditionals

Describe the output you expect and how you would check it.

Beginner 5 min read Lesson 324 of 480 Challenge included
What you will be able to do
  • Describe the output you expect and how you would check it.

Practice task

Describe the output you expect and how you would check it.

operators.jsJavaScript
const price = 20;
const taxRate = 0.1;

const total = price + price * taxRate;

const isBigSpender = total >= 25;
const isMember = true;

if (isBigSpender && isMember) {
  console.log("10% member discount applied");
} else {
  console.log("No extra discount");
}

const emptyName = "";
const fallback = emptyName || "Guest";

const label = total > 25 ? "Big total" : "Budget total";
console.log(label, fallback);
Your turn

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Describe the output you expect and how you would check it.

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Lesson 324 of 480 · 0% of course