public void SubtractSpan() { DateTime dateTime = DateTimeSpan.Subtract(new DateTime(2000, 10, 10, 10, 10, 10), new DateTimeSpan(1, 1, 0, 1, 1, 1, 1)); Assert.AreEqual(new DateTime(1999, 9, 9, 9, 9, 9), dateTime); }
public static DateTime Subtract(DateTime dateTime1, DateTimeSpan dateTimeSpan) { return(DateTimeSpan.Subtract(dateTime1, dateTimeSpan)); }