javascript parse json
var jsonPerson = '{"first_name":"billy", "age":23}';
var personObject = JSON.parse(jsonPerson); //parse json string into JS object
object json parse javascript
var objJson1 = JSON.parse(JSON.stringify(objNotJson1));
parse arrya
var obj = JSON.parse('{ "name":"John", "age":30, "city":"New
York"}');