JSON
JSON is a format for storing and transporting data.
javascript
let text = '{ "employees" : [' +
'{ "firstName":"John" , "lastName":"Doe" },' +
'{ "firstName":"Anna" , "lastName":"Smith" },' +
'{ "firstName":"Peter" , "lastName":"Jones" } ]}';
const obj = JSON.parse(text);
const myJSON = JSON.stringify(obj);