<?php
class Calculator{
protected $mobil;
public function __construct(Mobil $mobil){
$this->mobil = $mobil;
}
public function hitungJarak(){
$bbm = $this->mobil->getBbm();
$efisiensi = $this->mobil->getEfisiensi();
$jarakMaks = $bbm * $efisiensi;
return $jarakMaks;
}
}
abstract class Mobil{
protected $merk = '';
protected $bbm = 0;
public function __construct(string $merk, int $bbm){
$this->merk = $merk;
$this->bbm = $bbm;
}
public function getMerk(){
return $this->merk;
}
public function getBbm(){
return $this->bbm;
}
abstract public function getEfisiensi();
}
class Toyota extends Mobil{
protected $efisiensi = 10;
public function getEfisiensi(){
return $this->efisiensi;
}
}
class Honda extends Mobil{
protected $efisiensi = 15;
public function getEfisiensi(){
return $this->efisiensi;
}
}
$toyota = new Toyota('Toyota Fortuner',10);
$calculator = new Calculator($toyota);
echo "Jarak Maksimum ". $toyota->getMerk() . " adalah " . $calculator->hitungJarak() . " km. <br>";
$honda = new Honda('Honda CR-V',10);
$calculator = new Calculator($honda);
echo "Jarak Maksimum ". $honda->getMerk() . " adalah " . $calculator->hitungJarak() . " km. <br>";
