01.public static TimeSpan Duration(TimeSpan T1, TimeSpan T2)
02.{
03. TimeSpan Result = TimeSpan.Zero;
04.
05. if (TimeSpan.Compare(T1, T2) < 0)
06. {
07. Result = T2.Subtract(T1);
08. }
09. else
10. {
11. Result = T1.Subtract(T2);
12. }
13.
14. return Result;
15.}
