store data in localstorage javascript
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));javascript localstorage
localStorage.setItem("user_name", "Bob");
document.body.addEventListener("click", function(){
alert(localStorage.getItem("user_name"))
});how to get data from localstorage in javascript
//localStorage is an object, so values are stored by key name
//data from localStorage is always stored in strings
//usually the values at each key are stringified objects in JSON format, therefore we must parse them
var data = JSON.parse(localStorage.getItem("key name"));//make sure the "key name" exists in the localStoragejavascript save data to local storage
// Store
localStorage.lastname = "Smith";
// Retrieve
document.getElementById("result").innerHTML = localStorage.lastname;
// Remove
localStorage.removeItem("lastname");store data to the browser’s localStorage
export const setToLS = (key, value) => {
window.localStorage.setItem(key, JSON.stringify(value));
}
export const getFromLS = key => {
const value = window.localStorage.getItem(key);
if (value) {
return JSON.parse(value);
}
}Copyright © 2021 Codeinu
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