add value to local storage javascript code example

Example 1: javascript clear localstorage

window.localStorage.clear(); //clear all localstorage
window.localStorage.removeItem("my_item_key"); //remove one item

Example 2: javascript set local storage value

var testObject = { 'one': 1, 'two': 2, 'three': 3 };

// Put the object into storage
localStorage.setItem('testObject', JSON.stringify(testObject));

// Retrieve the object from storage
var retrievedObject = localStorage.getItem('testObject');

console.log('retrievedObject: ', JSON.parse(retrievedObject));

Example 3: how to add variable to local storage in javascript

localStorage.setItem('key', 'value')

Example 4: set localstorage value

localStorage.setItem("mytime", Date.now());