TimeZoneInfo.TransitionTime.Month Property

 

Gets the month in which the time change occurs.

Namespace:   System
Assembly:  mscorlib (in mscorlib.dll)

Public ReadOnly Property Month As Integer

Property Value

Type: System.Int32

The month in which the time change occurs.

Valid values for the Month property range from 1 to 12.

The Month property is used for both fixed-date and floating-date rules.

The following example enumerates the time zones found on the local computer and displays transition time information for all floating-date transitions. The time information includes the month in which the time change occurs.

Private Enum WeekOfMonth As Integer
   First = 1
   Second = 2
   Third = 3
   Fourth = 4
   Last = 5 
End Enum

Private Sub GetFloatingTransitionTimes()
   Dim timeZones As ReadOnlyCollection(Of TimeZoneInfo) = TimeZoneInfo.GetSystemTimeZones()
   For Each zone As TimeZoneInfo In timeZones
      Dim adjustmentRules() As TimeZoneInfo.AdjustmentRule = zone.GetAdjustmentRules()
      For Each adjustmentRule As TimeZoneInfo.AdjustmentRule in adjustmentRules
         Dim daylightStart As TimeZoneInfo.TransitionTime = adjustmentRule.DaylightTransitionStart
         If Not daylightStart.IsFixedDateRule Then
            Console.WriteLine("{0}, {1:d}-{2:d}: Begins at {3:t} on the {4} {5} of {6}.", _
                              zone.StandardName, _
                              adjustmentRule.DateStart, _
                              adjustmentRule.DateEnd, _                                 
                              daylightStart.TimeOfDay, _
                              CType(daylightStart.Week, WeekOfMonth).ToString(), _ 
                              daylightStart.DayOfWeek.ToString(), _
                              MonthName(daylightStart.Month))
         End If
         Dim daylightEnd As TimeZoneInfo.TransitionTime = adjustmentRule.DaylightTransitionEnd
         If Not daylightEnd.IsFixedDateRule Then
            Console.WriteLine("{0}, {1:d}-{2:d}: Ends at {3:t} on the {4} {5} of {6}.", _
                              zone.StandardName, _
                              adjustmentRule.DateStart, _
                              adjustmentRule.DateEnd, _                                 
                              daylightEnd.TimeOfDay, _
                              CType(daylightEnd.Week, WeekOfMonth).ToString(), _ 
                              daylightEnd.DayOfWeek.ToString(), _
                              MonthName(daylightEnd.Month))
         End If   
      Next
   Next   
End Sub

.NET Framework
Available since 3.5
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