C# - Conditional
#define JABOOK using System; using System.Diagnostics; class ConditionalTest{ [Conditional("JABOOK")] public static void DefineMethod(){ Console.WriteLine("Define Conditional 애트리뷰트!!"); } [Conditional("MICROSOFT")] public static void UndefineMethod(){ Console.WriteLine("Undefine Conditional 애트리뷰트!!"); } public static void Main(){…