return $this->passKey;
}
public function getPassKey()
{
return 'foo';
}
}
// create an instance of the Car class
$myCar = new Car('Mercedes', '760EL', 'black');
output(Car::$instanceCount);
// public properties are externally accessible
//$myCar->color = 'red';
echo '<p>' . $myCar->color . '</p>';
//$myCar->status = 'on'; // generates an access fatal error_get_last
echo $myCar->startEngine();
// works
$yourCar = new SUV('Ford', 'Escalade', 'green');
echo '<p>' . $yourCar->model . '</p>';
echo '<p>' . $yourCar->has4WD . '</p>';
$f = 'startEngine';
output($yourCar->{$f}());
echo '<p>' . $yourCar->startEngine() . '</p>';
echo '<p>' . $myCar->getPassKey() . '</p>';
echo '<p>' . $yourCar->getPassKey() . '</p>';
echo '<p>' . $yourCar->getStatus() . '</p>';
echo '<p>' . $yourCar->getKey() . '</p>';
output(Car::$instanceCount);
unset($myCar);
// destroy object, calling destructor in the process
$c = 'Car';
output($c::$instanceCount);
