using System; class EnumExample { public enum TimeOfDay :int { Morning=0, Afternoon=1, Evening=2 } public static int Main() { WriteGreeting(TimeOfDay.Morning); return 0; } static void WriteGreeting(TimeOfDay timeOfDay) { switch(timeOfDay) { case TimeOfDay.Morning: Console.WriteLine("Good morning!"); break; case TimeOfDay.Afternoon: Console.WriteLine("Good afte...
[ 查看全文 ]