javascript localstorage how to use code example

Example 1: javascript store object in local storage

var person = { "name": "billy", "age": 23};

localStorage.setItem('person', JSON.stringify(person)); //stringify object and store
var retrievedPerson = JSON.parse(localStorage.getItem('person')); //retrieve the object

Example 2: javascript localstorage

localStorage.setItem("user_name", "Bob");

document.body.addEventListener("click", function(){
  alert(localStorage.getItem("user_name"))
});

Example 3: js local storage

myStorage = localStorage;

localStorage.setItem('myCat', 'Tom');

var cat = localStorage.getItem('myCat');

localStorage.removeItem('myCat');

localStorage.clear();