Answers for "how to change the local storage in js"

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));

save local storage javascript

---------------------------------------------
----- Solving problem with LOCALSTORAGE -----
---------------------------------------------

// string 
 var texts = "Hello Zidane, welcome to https://learn-tech-tips.blogspot.com";
 localStorage.setItem('texts',  texts);
 var texts = localStorage.getItem('texts');

// array
// string 
 var item = {};
 item[id] = {
   'id':       id,
   'number':   number, 
   'price':    price,
 };
 localStorage.setItem('items', JSON.stringify(items));
 var items = JSON.parse(localStorage.getItem('items'));

// Remove item
localStorage.removeItem("items");
localStorage.removeItem("texts");

// Remove all items
localStorage.clear();