Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim td As Date = Today
Dim od As Date = "2010-1-9"
Dim m As Integer = DateDiff(DateInterval.Month, od, td)
Dim w As Integer = DateDiff(DateInterval.WeekOfYear, od, td)
Dim d As Integer = DateDiff(DateInterval.Day, od, td)
MsgBox(td.ToShortDateString & "与" & od.ToShortDateString & "相隔" & m & "个月/" & w & "星期/" & d & "天")
End Sub