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JavaScript Object-Oriented JavaScript (2015) Prototypal Inheritance Setting Up the Prototype Chain

Posted by Kenan Hamidic
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Kenan Hamidic
Android Development Techdegree Student 6,860 Points

What's wrong with this code ? Please, help !

Help me with this code please :)

person.js 
function Person(firstName, lastName) {
  this.firstName = firstName;
  this.lastName = lastName;
}

Person.prototype.fullName = function() {
 return this.firstName + " " + this.lastName; 
};

function Teacher ( firstName, lastName ) {
Person.call ( this , firstName, lastName);
}
teacher.js 
function Teacher(firstName, lastName, roomNumber) {
  this.firstName = firstName;
  this.lastName = lastName;
  this.room = roomNumber;
}

1 Answer

Robert Richey
Robert Richey
Courses Plus Student 16,352 Points

Hi Kenan,

For this challenge, we don't modify person.js at all. Based on the code you have written, it looks like you may be able to figure it out from here - but if not, post back and I'll try to carefully peel back more hints without giving it all away.

Cheers