Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

PHP Designing Interfaces in PHP Abstract Classes Abstract Class

Posted by Dipika Purohit
Dipika Purohit
Courses Plus Student 20,955 Points

Challenge Task 2 of 4 abstaract class quiz

Challenge Task 2 of 4

Add the following PUBLIC parameters: color, wingspan, habitat Add the following PUBLIC methods: "eat", "sleep" Add a PUBLIC abstract method named "communicate" that accepts a single parameter for the type of communication.

Bird.php 
<?php

// abstract bird class
abstract class Bird
{
  public $color,$wingspan,$habitat;

public function eat()
{
}
public function sleep(){

}
  abstract function communicate()
}
Mockingbird.php 
<?php

// real Mockingbird class (can fly)
Penguin.php 
<?php

// real penguin class (cannot fly)

1 Answer

Daniel Marin
Daniel Marin
8,021 Points
Daniel Marin
Daniel Marin
8,021 Points

On the 3rd point it says to make the method public, abstract and accept one param.
So you only need to change your communicate method:

public abstract function communicate($type);
Dipika Purohit
Dipika Purohit
Courses Plus Student 20,955 Points

thanx :)