public class carController : ApiController
    {
 
        Car[] cars = new Car[]{
       
       new Car{idcar=1,model="Ferrari",year=2012},
       new Car{idcar=2,model="BMW",year=2010},
       new Car{idcar=3,model="Mazda",year=2002},
       new Car{idcar=4,model="Nizzan",year=2004},
       new Car{idcar=5,model="Renault",year=1998}
 
       };
 
 
        public IEnumerable<Car> GetAllCar() {
            return cars;
        }
 
 
        public IHttpActionResult GetCar(int id) {
            var car = cars.FirstOrDefault((c)=>c.idcar==id);
            if (car!=null)
            {
                return Ok(car);
            }
            else
            {
                return NotFound();
            }
        }
 
 
 
    }
}