forOfLoop.md

[JavaScript] - Looping arrays: the for-of loop

SOURCE

const restaurant = {
  name: 'Classico Italiano',
  location: 'Via Angelo Tavanti 23, Firenze, Italy',
  categories: ['Italian', 'Pizzeria', 'Vegetarian', 'Organic'],
  starterMenu: ['Focaccia', 'Bruschetta', 'Garlic Bread', 'Caprese Salad'],
  mainMenu: ['Pizza', 'Pasta', 'Risotto'],
};

const menu = [...restaurant.starterMenu, ...restaurant.mainMenu];
for (const item of menu) console.log(item);

// access indices
for (const item of menu.entries()) {
  console.log(`${item[0] + 1}: ${item[1]}`); // first element is the index, second element is the value
}

// destructure it
for (const [index, value] of menu.entries()) {
  console.log(`${index + 1}: ${value}`);
}