Variables store values that later expressions can reuse.

Variables

variables.js
const unitPrice = ;
const quantity = 3;
const total = unitPrice * quantity;

console.log("unit=" + unitPrice);
console.log("total=" + total);
const unitPrice = ;
const quantity = 3;
const total = unitPrice * quantity;

console.log("unit=" + unitPrice);
console.log("total=" + total);
const unitPrice = ;
const quantity = 3;
const total = unitPrice * quantity;

console.log("unit=" + unitPrice);
console.log("total=" + total);
const Use `const` when a local binding should not be reassigned.