what is json.stringify code example

Example 1: JSON.stringify pretty

var str = JSON.stringify(obj, null, 2); // spacing level = 2

Example 2: javascript stringify an object

console.log(JSON.stringify({ x: 5, y: 6 }));
// expected output: "{"x":5,"y":6}"

console.log(JSON.stringify([new Number(3), new String('false'), new Boolean(false)]));
// expected output: "[3,"false",false]"

console.log(JSON.stringify({ x: [10, undefined, function(){}, Symbol('')] }));
// expected output: "{"x":[10,null,null,null]}"

console.log(JSON.stringify(new Date(2006, 0, 2, 15, 4, 5)));
// expected output: ""2006-01-02T15:04:05.000Z""

Example 3: Javascript object to JSON string

var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);

Example 4: javascript parse json

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

Example 5: how to use json stringify in javascript

var Num=[1,2,3,4,5,6]
console.log("The Numbers Are "+JSON.stringify(Num))
//output= The Number Are [1,2,3,4,5,6]