An enumeration of apple varieties.
enum Apple { A, B, C, D, E } public class EnumDemo { public static void main(String args[]) { Apple ap; ap = Apple.C; // Output an enum value. System.out.println("Value of ap: " + ap); System.out.println(); ap = Apple.B; // Compare two enum values. if(ap == Apple.B) System.out.println("ap conatins GoldenDel.\n"); // Use an enum to control a switch statement. switch(ap) { case A: System.out.println("A is red."); break; case B: System.out.println("B is yellow."); break; case C: System.out.println("C is red."); break; case D: System.out.println("D is red."); break; case E: System.out.println("E is red."); break; } } }