C# + Format TimeSpan

Question

I am trying to format a TimeSpan element in the format of \"[minutes]:[seconds]\". In this format, 2 minutes and 8 seconds would look like \"02:08\". I have tried a variety

Answer 1

TimeSpan t = TimeSpan.Parse("13:45:43");
Console.WriteLine(@"Timespan is {0}", String.Format(@"{0:yy\:MM\:dd\:hh\:mm\:ss}", t));