destructuring-tutorial-snippet-13.js

let width = 300;
let height = 400;
const landscape = true;

console.log(`${width} x ${height}`); // 300 x 400

if (landscape) {
    // An extra variable needed to copy initial width
    let initialWidth = width;

    // Swap the variables
    width = height;
  
    // height is assigned the copied width value
    height = initialWidth;

    console.log(`${width} x ${height}`); // 400 x 300
}