[silverlight]

PHP كود :

  Dim dt1 As DateTime = DateTimePicker1.Value
        Dim dt2 As DateTime = DateTimePicker2.Value
        Dim days As Integer = 1
        If dt2 > dt1 Then
            Dim difference As Integer = CInt(dt2.Subtract(dt1).TotalDays)
            days += System.Linq.Enumerable.Range(1, difference).Select(Function(x) dt2.AddDays(x)).Count(Function(x) x.DayOfWeek <> DayOfWeek.Saturday AndAlso x.DayOfWeek <> DayOfWeek.Friday)
            Me.Label1.Text = days
        End If