var jsonPerson = '{"first_name":"billy", "age":23}'; var personObject = JSON.parse(jsonPerson); //parse json string into JS object
var person={"first_name":"Tony","last_name":"Hawk","age":31}; var personJSONString=JSON.stringify(person);
const student = { name: "bob", age: 7, grade: 6 }
var as = JSON.parse(jstring);