KoreanCalendar.GetWeekOfYear(DateTime, CalendarWeekRule, DayOfWeek) Metoda

Definicja

Zwraca tydzień roku, który zawiera datę z określonego DateTime .Returns the week of the year that includes the date in the specified DateTime.

public:
 override int GetWeekOfYear(DateTime time, System::Globalization::CalendarWeekRule rule, DayOfWeek firstDayOfWeek);
public override int GetWeekOfYear (DateTime time, System.Globalization.CalendarWeekRule rule, DayOfWeek firstDayOfWeek);
[System.Runtime.InteropServices.ComVisible(false)]
public override int GetWeekOfYear (DateTime time, System.Globalization.CalendarWeekRule rule, DayOfWeek firstDayOfWeek);
override this.GetWeekOfYear : DateTime * System.Globalization.CalendarWeekRule * DayOfWeek -> int
[<System.Runtime.InteropServices.ComVisible(false)>]
override this.GetWeekOfYear : DateTime * System.Globalization.CalendarWeekRule * DayOfWeek -> int
Public Overrides Function GetWeekOfYear (time As DateTime, rule As CalendarWeekRule, firstDayOfWeek As DayOfWeek) As Integer

Parametry

time
DateTime

DateTimeDo odczytu.The DateTime to read.

rule
CalendarWeekRule

Jedna z CalendarWeekRule wartości, która definiuje tydzień kalendarzowy.One of the CalendarWeekRule values that defines a calendar week.

firstDayOfWeek
DayOfWeek

Jedna z DayOfWeek wartości, która reprezentuje pierwszy dzień tygodnia.One of the DayOfWeek values that represents the first day of the week.

Zwraca

Int32

Liczba całkowita oparta na 1, która reprezentuje tydzień roku, który zawiera datę w time parametrze.A 1-based integer that represents the week of the year that includes the date in the time parameter.

Atrybuty

Wyjątki

time lub firstDayOfWeek znajduje się poza zakresem obsługiwanym przez kalendarz.time or firstDayOfWeek is outside the range supported by the calendar.

-lub--or- rule nie jest prawidłową CalendarWeekRule wartością.rule is not a valid CalendarWeekRule value.

Przykłady

Poniższy przykład kodu pokazuje, jak wynik GetWeekOfYear różni się w zależności od FirstDayOfWeek CalendarWeekRule użytych wartości i.The following code example shows how the result of GetWeekOfYear varies depending on the FirstDayOfWeek and CalendarWeekRule values used. Jeśli określona data jest ostatnim dniem roku, GetWeekOfYear zwraca łączną liczbę tygodni w danym roku.If the specified date is the last day of the year, GetWeekOfYear returns the total number of weeks in that year.

using namespace System;
using namespace System::Globalization;
int main()
{
   
   // Gets the Calendar instance associated with a CultureInfo.
   CultureInfo^ myCI = gcnew CultureInfo( "en-US" );
   Calendar^ myCal = myCI->Calendar;
   
   // Gets the DTFI properties required by GetWeekOfYear.
   CalendarWeekRule myCWR = myCI->DateTimeFormat->CalendarWeekRule;
   DayOfWeek myFirstDOW = myCI->DateTimeFormat->FirstDayOfWeek;
   
   // Displays the number of the current week relative to the beginning of the year.
   Console::WriteLine( "The CalendarWeekRule used for the en-US culture is {0}.", myCWR );
   Console::WriteLine( "The FirstDayOfWeek used for the en-US culture is {0}.", myFirstDOW );
   Console::WriteLine( "Therefore, the current week is Week {0} of the current year.", myCal->GetWeekOfYear( DateTime::Now, myCWR, myFirstDOW ) );
   
   // Displays the total number of weeks in the current year.
   DateTime LastDay = System::DateTime( DateTime::Now.Year, 12, 31 );
   Console::WriteLine( "There are {0} weeks in the current year ( {1}).", myCal->GetWeekOfYear( LastDay, myCWR, myFirstDOW ), LastDay.Year );
}

/*
This code produces the following output.  Results vary depending on the system date.

The CalendarWeekRule used for the en-US culture is FirstDay.
The FirstDayOfWeek used for the en-US culture is Sunday.
Therefore, the current week is Week 1 of the current year.
There are 53 weeks in the current year (2001).
*/
using System;
using System.Globalization;

public class SamplesCalendar  {

   public static void Main()  {

      // Gets the Calendar instance associated with a CultureInfo.
      CultureInfo myCI = new CultureInfo("en-US");
      Calendar myCal = myCI.Calendar;

      // Gets the DTFI properties required by GetWeekOfYear.
      CalendarWeekRule myCWR = myCI.DateTimeFormat.CalendarWeekRule;
      DayOfWeek myFirstDOW = myCI.DateTimeFormat.FirstDayOfWeek;

      // Displays the number of the current week relative to the beginning of the year.
      Console.WriteLine( "The CalendarWeekRule used for the en-US culture is {0}.", myCWR );
      Console.WriteLine( "The FirstDayOfWeek used for the en-US culture is {0}.", myFirstDOW );
      Console.WriteLine( "Therefore, the current week is Week {0} of the current year.", myCal.GetWeekOfYear( DateTime.Now, myCWR, myFirstDOW ));

      // Displays the total number of weeks in the current year.
      DateTime LastDay = new System.DateTime( DateTime.Now.Year, 12, 31 );
      Console.WriteLine( "There are {0} weeks in the current year ({1}).", myCal.GetWeekOfYear( LastDay, myCWR, myFirstDOW ), LastDay.Year );
   }
}

/*
This code produces the following output.  Results vary depending on the system date.

The CalendarWeekRule used for the en-US culture is FirstDay.
The FirstDayOfWeek used for the en-US culture is Sunday.
Therefore, the current week is Week 1 of the current year.
There are 53 weeks in the current year (2001).

*/
Imports System.Globalization

Public Class SamplesCalendar

   Public Shared Sub Main()
      
      ' Gets the Calendar instance associated with a CultureInfo.
      Dim myCI As New CultureInfo("en-US")
      Dim myCal As Calendar = myCI.Calendar
      
      ' Gets the DTFI properties required by GetWeekOfYear.
      Dim myCWR As CalendarWeekRule = myCI.DateTimeFormat.CalendarWeekRule
      Dim myFirstDOW As DayOfWeek = myCI.DateTimeFormat.FirstDayOfWeek
      
      ' Displays the number of the current week relative to the beginning of the year.
      Console.WriteLine("The CalendarWeekRule used for the en-US culture is {0}.", myCWR)
      Console.WriteLine("The FirstDayOfWeek used for the en-US culture is {0}.", myFirstDOW)
      Console.WriteLine("Therefore, the current week is Week {0} of the current year.", myCal.GetWeekOfYear(DateTime.Now, myCWR, myFirstDOW))
      
      ' Displays the total number of weeks in the current year.
      Dim LastDay = New System.DateTime(DateTime.Now.Year, 12, 31)
      Console.WriteLine("There are {0} weeks in the current year ({1}).", myCal.GetWeekOfYear(LastDay, myCWR, myFirstDOW), LastDay.Year)
   End Sub
End Class


'This code produces the following output.  Results vary depending on the system date.
'
'The CalendarWeekRule used for the en-US culture is FirstDay.
'The FirstDayOfWeek used for the en-US culture is Sunday.
'Therefore, the current week is Week 1 of the current year.
'There are 53 weeks in the current year (2001).

Uwagi

Ta metoda pozwala określić liczbę tygodni w roku przez ustawienie time parametru na ostatni dzień roku.This method can be used to determine the number of weeks in the year by setting the time parameter to the last day of the year.

CultureInfo.DateTimeFormat zawiera wartości specyficzne dla kultury, które mogą być używane dla rule firstDayOfWeek parametrów i.CultureInfo.DateTimeFormat contains culture-specific values that can be used for the rule and firstDayOfWeek parameters.

FirstDayOfWeekWłaściwość CultureInfo.DateTimeFormat zawiera DayOfWeek wartość domyślną reprezentującą pierwszy dzień tygodnia dla określonej kultury, przy użyciu kalendarza określonego we Calendar właściwości CultureInfo.DateTimeFormat .The FirstDayOfWeek property of CultureInfo.DateTimeFormat contains the default DayOfWeek value that represents the first day of the week for a specific culture, using the calendar specified in the Calendar property of CultureInfo.DateTimeFormat.

CalendarWeekRuleWłaściwość CultureInfo.DateTimeFormat zawiera CalendarWeekRule wartość domyślną, która definiuje tydzień kalendarzowy dla określonej kultury, przy użyciu kalendarza określonego we Calendar właściwości CultureInfo.DateTimeFormat .The CalendarWeekRule property of CultureInfo.DateTimeFormat contains the default CalendarWeekRule value that defines a calendar week for a specific culture, using the calendar specified in the Calendar property of CultureInfo.DateTimeFormat.

Na przykład w GregorianCalendar GetWeekOfYear przypadku 1 stycznia zwraca wartość 1.For example, in GregorianCalendar, GetWeekOfYear for January 1 returns 1.

Dotyczy