PHP Abstract Class

Abstract keyword is another new functionality in OOPS.

When a class declare by Abstract keyword this class cannot be instantiate. Means if user declares a class as an Abstract class he or she cannot create object of that class.

Abstract class is only use for inheriting another class. Main purpose of creating abstract class is to protected or restricted from direct object creation.

Example:

<?php
abstract class Harishchandra
{

}
class Gentleman extends Harishchandra
{

}
$gandhi = new Harishchandra;
?>

<?php

abstract class Harishchandra

{

}

class Gentleman extends Harishchandra

{

}

$gandhi = new Harishchandra;

Output:

Fatal error: Cannot instantiate abstract class Harishchandra

1	Fatal error: Cannot instantiate abstract class Harishchandra