static void Main(string[] args)
{
      Type t = typeof(C);
      Utils.PerfCounter p = new Utils.PerfCounter();
      
      string s = "";
      p.Start();
      for(int i=0; i<100000; i++)
      {
        s = t.FullName + ", " + t.Assembly.GetName().Name;
      }
      Console.WriteLine(p.Finish());
      Console.WriteLine(s);

      p.Start();
      for(int i=0; i<100000; i++)
      {
        s = Assembly.CreateQualifiedName(t.Assembly.GetName().Name, t.FullName);
      }
      Console.WriteLine(p.Finish());
      Console.WriteLine(s);
           
      p.Start();
      for(int i=0; i<100000; i++)
      {
        s = t.AssemblyQualifiedName;
        int indx = s.IndexOf(',');
        int indx2 = s.IndexOf(',', indx+1);

        s = s.Remove(indx2, s.Length-indx2);
      }
      Console.WriteLine(p.Finish());
      Console.WriteLine(s);

      p.Start();
      for(int i=0; i<100000; i++)
      {
        s = t.Assembly.FullName;
        int indx = s.IndexOf(',');

        s = s.Remove(indx, s.Length-indx);
        s = t.FullName + ", " + s;
      }
      Console.WriteLine(p.Finish());
      Console.WriteLine(s);
}

4,361021
ConsoleApplication4.C, ConsoleApplication4
4,365712
ConsoleApplication4.C, ConsoleApplication4
0,5811521
ConsoleApplication4.C, ConsoleApplication4
0,08064517
ConsoleApplication4.C, ConsoleApplication4