Javascript, the constructor property

JS_object_constructor.js

function Person(name) {
  this.name = name;
  this.greeting = function() {
    console.log(`Hi I'm ${this.name}`);
  }
}

let person1 = new Person('Peter');
let person2 = new person1.constructor('Sarah');

console.log(person2.name);
// -> "Sarah"
person2.greeting();
// -> "Hi I'm Sarah"
console.log(person2.constructor.name);
// -> "Person"