1  using System;
   2  
   3  class Timer {
   4      public Timer() {initialTicks_ = Environment.TickCount;}
   5      public override string ToString() { return String.Format("{0:###,##0.###}", getSeconds());}
   6      public double getSeconds() {return (Environment.TickCount - initialTicks_)/1000.0;}
   7  
   8      private int initialTicks_;
   9  }