sessionStorage.js

// setItem normal strings
window.sessionStorage.setItem("name", "goku");

// getItem 
const name = window.sessionStorage.getItem("name");
console.log("name from localstorage, "+name);

// Storing an Object without JSON stringify

const data = {
  "commodity":"apple",
  "price":43
};
window.sessionStorage.setItem('commodity', data);
var result = window.sessionStorage.getItem('commodity');
console.log("Retrived data without jsonified, "+ result);

// Storing an object after converting to JSON string. 
var jsonifiedString = JSON.stringify(data);
window.sessionStorage.setItem('commodity', jsonifiedString);
var result = window.sessionStorage.getItem('commodity');
console.log("Retrived data after jsonified, "+ result);

// remove item 
window.sessionStorage.removeItem("commodity");
var result = window.sessionStorage.getItem('commodity');
console.log("Data after removing the key "+ result);

//length
console.log("length of local storage " + window.sessionStorage.length);

// clear
window.sessionStorage.clear();
console.log("length of local storage - after clear " + window.sessionStorage.length);