Answers for "3 ways to clone objects in javascript"

15

clone object in js

var student = {name: "Rahul", age: "16", hobby: "football"};

//using ES6
var studentCopy1 = Object.assign({}, student);
//using spread syntax
var studentCopy2 = {...student}; 
//Fast cloning with data loss
var studentCopy3 = JSON.parse(JSON.stringify(student));
Posted by: Guest on April-29-2020
1

how to clone an object

const first = {'name': 'alka', 'age': 21} 
const another = Object.assign({}, first);
Posted by: Guest on June-14-2020
0

javascript clone object

var sheep={"height":20,"name":"Melvin"};
var clonedSheep=JSON.parse(JSON.stringify(sheep));

//note: cloning like this will not work with some complex objects such as:  Date(), undefined, Infinity
// For complex objects try: lodash's cloneDeep() method or angularJS angular.copy() method
Posted by: Guest on July-19-2019
0

best way to clone an object in javascript

const person = {
    firstName: 'John',
    lastName: 'Doe'
};


// using spread ...
let p1 = {
    ...person
};

// using  Object.assign() method
let p2 = Object.assign({}, person);

// using JSON
let p3 = JSON.parse(JSON.stringify(person));
Posted by: Guest on November-04-2020

Code answers related to "3 ways to clone objects in javascript"

Code answers related to "Javascript"

Browse Popular Code Answers by Language