javascript-constructors

Question 1

What does the new operator do?

Answer 1

creates an instance of object from the constructor function(user-defined or built-in object).

Question 2

What property of JavaScript functions can store shared behavior for instances created with new?

Answer 2

constructor

Question 3

What does the instanceof operator do?

Answer 3

tests to see if the prototype property of a constructor appears anywhere in the prototype chain of an object. The return value is a boolean value.