json.stringify in javascript code example
Example 1: turn object into string javascript
var obj = {a: "a", b: "b" };
var string = JSON.stringify(obj);
Example 2: javascript stringify an object
console.log(JSON.stringify({ x: 5, y: 6 }));
console.log(JSON.stringify([new Number(3), new String('false'), new Boolean(false)]));
console.log(JSON.stringify({ x: [10, undefined, function(){}, Symbol('')] }));
console.log(JSON.stringify(new Date(2006, 0, 2, 15, 4, 5)));
Example 3: Javascript object to JSON string
var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);
Example 4: convert data into json format in javascript
Use the JavaScript function JSON.parse() to convert text into a JavaScript object:
var obj = JSON.parse('{ "name":"John", "age":30, "city":"New York"}');
Example 5: node json stringify
let data = {
name: "John Smith",
age: 30,
hobbies: ["Programming", "Video Games"]
};
let miny = JSON.stringify(data);
let pretty = JSON.stringify(data, null, 4);
Example 6: ~~ in javascript
~~'-1' = -1
~~true = 1
~~false = 0
~~5.6 = 5