new.js

function newOperator(constructor, args) {
  var new_created_obj = Object.create(constructor.prototype)
  constructor.apply(new_created_obj, args)
  return new_created_obj
}

function Person(name, age) {
  this.name = name
}
Person.prototype.getName = function (){
  return this.name
}

var p1 = new Person('Bob')
console.log(p1)
console.log(p1.getName())

var p2 = newOperator(Person, ['Bob'])
console.log(p2)
console.log(p2.getName())