Answers for "parse string into javascrupt"

javascript parse json

var jsonPerson = '{"first_name":"billy", "age":23}';
var personObject = JSON.parse(jsonPerson); //parse json string into JS object

parse string javascript

parseFloat("16.5"); // 16.5
parseInt("34.6"); // 34
JSON.parse('{ "name":"John", "age":30, "city":"New York"}'); // {name: "John", age: 30, city: "New York"}