System.Diagnostics.Stopwatch stopwatch = new Stopwatch();stopwatch.Start(); //  開始監視代碼運行時間//  you code ....stopwatch.Stop(); //  停止監視TimeSpan timespan = stopwatch.Elapsed; //  獲取當前實例測量得出的總時間double hours = timespan.TotalHours; // 總小時double minutes = timespan.TotalMinutes;  // 總分鐘double seconds = timespan.TotalSeconds;  //  總秒數double milliseconds = timespan.TotalMilliseconds;  //  總毫秒數

System.Diagnostics.Stopwatch watch = new System.Diagnostics.Stopwatch();watch.Start();  //開始監視代碼運行時間//添加需要測試的代碼watch.Stop();  //停止監視TimeSpan timespan = watch.Elapsed;  //獲取當前實例測量得出的總時間System.Diagnostics.Debug.WriteLine("打開窗口代碼執行時間：{0}(毫秒)", timespan.TotalMilliseconds);  //總毫秒數