程序执行所用时间
System.DateTime startTime2 = System.DateTime.Now;
LoadPaperData();
System.DateTime endTime = System.DateTime.Now;
System.TimeSpan ts = endTime - startTime2;
MessageBox.Show("页面执行所用时间:" + ts.Milliseconds + " 毫秒");
LoadPaperData();
System.DateTime endTime = System.DateTime.Now;
System.TimeSpan ts = endTime - startTime2;
MessageBox.Show("页面执行所用时间:" + ts.Milliseconds + " 毫秒");