Question

How to use new operator to create an instance of a user-defined object in JavaScript

Answer 1

function f(a, b) {
  this.a = a;
  this.b = b;
}
const obj = new f(3, 8);

console.log(obj.a);
console.log(obj.b);

console.log(obj);



/*
run:

3
8

{a: 3, b: 8} 

*/

 

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