System.Diagnostics.Debug.WriteLine C# (CSharp) Method

        public static void WriteLine(string message, string category)
        {
            if (category == null)
            {
                WriteLine(message);
            }
            else
            {
                WriteLine(category + ":" + message);
            }
        }

 public static void Info(string message)
 {
     if (IsDebuggerAttached)
     {
         Dbg.WriteLine(message);
     }
 }