clone an object javascript

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));

4.25
8
Lionel Aguero 33605 points

                                    let clone = Object.create(Object.getPrototypeOf(obj), Object.getOwnPropertyDescriptors(obj));

4.25 (8 Votes)
0
4
4
Phoenix Logan 186120 points

                                    const first = {'name': 'alka', 'age': 21} 
const another = Object.assign({}, first);

4 (4 Votes)
0
4.1
10
Krish 100200 points

                                    let clone = Object.assign({}, objToClone);

4.1 (10 Votes)
0
4.5
4
A-312 69370 points

                                    var x = {myProp: "value"};
var xClone = Object.assign({}, x);

//Obs: nested objects are still copied as reference.

4.5 (4 Votes)
0
5
1
Phoenix Logan 186120 points

                                    //returns a copy of the object
function clone(obj) {
    if (null == obj || "object" != typeof obj) return obj;
    var copy = obj.constructor();
    for (var attr in obj) {
        if (obj.hasOwnProperty(attr)) copy[attr] = obj[attr];
    }
    return copy;
}

5 (1 Votes)
0
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