Slip 29 - B) Write a PHP Script to create a super class Vehicle having members Company and price. Derive 2 different classes: LightMotorVehicle (members — mileage) HeavyMotorVehicle (members — capacity-in-tons). Define 5 Object of each subclass and display details in table format

 Solution:

<?php

class vehicle

{

public $company,$price;

public function __construct($a,$b)

{

$this->company=$a;

$this->price=$b;

}

}

class Lightmotorvehicle extends vehicle

{

public $milege;

public function __construct($a,$b,$c)

{

$this->company=$a;

$this->price=$b;

$this->milege=$c;

}

public function display()

{

echo "<table border=1 width=300><tr><td>".$this->company."</td><td>".$this->price."</td><td>".$this->milege."</td></tr>";

}

}

class Heavymotorvehicle extends vehicle

{

public $capacity;

public function __construct($a,$b,$c)

{

$this->company=$a;

$this->price=$b;

$this->capacity=$c;

}

public function display()

{

echo "<table border=1 width=300>";

echo "<tr><td>".$this->company."</td><td>".$this->price."</td><td>".$this->capacity;

echo "</td></tr></table>";

}

}

$ob1=new Lightmotorvehicle("Maruti",200000,25);

$ob1->display();

$ob2=new Lightmotorvehicle("Toyota",500000,20);

$ob2->display();

$ob3=new Lightmotorvehicle("skoda",400000,15);

$ob3->display();

$ob4=new Heavymotorvehicle("Tata Truck",1220000,25);

$ob4->display();

$ob5=new Heavymotorvehicle("Bajaj",200000,25);

$ob5->display();

$ob6=new Heavymotorvehicle("mahindra",900000,25);

$ob6->display();

?>