Define contant and use it in Conditional attribute : Attribute « Language Basics « C# / C Sharp

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C# / C Sharp » Language Basics » Attribute Screenshots  Define contant and use it in Conditional attribute   #define LOG using System; using System.IO; using System.Diagnostics; class Starter {     static void Main() {         LogInfo(new StreamWriter(@"c:\logfile.txt"));     }     [Conditional("LOG")]     private static void LogInfo(StreamWriter sr) {         // write information to log file     } }   Related examples in the same category 1. Subclass System.Attribute 2. A simple attribute example 3. Use a named attribute parameter 4. Creating and using a class attribute. 5. Attribute in class inheritance 6. Defining New Attribute Classes 7. Use AttributeUsage 8. Use a property as a named attribute parameter 9. Demonstrate the Conditional attribute 10. Demonstrate the Obsolete attribute 11. Illustrates use of the Obsolete attribute 12. Compiles into a library defining the RamdomSupplier attribute and the RandomMethod attribute 13. Shows the use of assembly attributes 14. How to create a custom attribute 15. Illustrates use of the Conditional attribute 16. Illustrates the GetCustomAttributes method 17. demonstrates the flags attribute of an enumeration