Constructor and Prototypes

Question 1

What does the new operator do?

Answer 1

makes a new blank obj, sets the prototype of that obj to the constructor function. the ‘this’ keyword is now pointed to this obj

Question 2

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

Answer 2

the prototype property

Question 3

What does the instanceof operator do?

Answer 3

checks of something is a prototype of something else, returns a boolean.