JSON.stringify()
Converts objects and arrays into strings.
// A lunch order
var lunch = {
sandwich: 'turkey',
chips: 'Cape Cod',
drink: 'Pepsi'
};
// Save data to local storage
localStorage.setItem('lunchOrder', JSON.stringify(lunch));
// Drink options
var drinks = ['Pepsi', 'water', 'lemonade'];
// Save data to local storage
localStorage.setItem('drinkOptions', JSON.stringify(drinks));