Macro in action
using System; class Class1{ static void Main(string[] args) { #if false Console.WriteLine("A"); #elif false Console.WriteLine("B"); #else Console.WriteLine("C"); #endif } }
1. | The use of the #define, #if, and #endif preprocessor directives | ||
2. | #undef, #elif, and #else preprocessor directives | ||
3. | Define macro for conditional compile |