JSFiddle - React, Tailwind, and code Playground

JavaScript

setValue();
function setValue() {
            var obj = new user();
            var jsonObject = JSON.stringify(obj);
            sessionStorage.setItem("Gupta", jsonObject);
            getValue();
        }
     
function user() {
            this.Name = "rahul";
            this.Age = 20;
           
        }

      
function getValue() {
            var json_string = sessionStorage.getItem("Gupta");
            var obj = JSON.parse(json_string)
            alert("Name = "+obj.Name + ", Age = " + obj.Age);
        }