JapaneseCalendar.GetWeekOfYear(DateTime, CalendarWeekRule, DayOfWeek) Método

Definición

Devuelve la semana del año que incluye la fecha del DateTime especificado.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

Parámetros

time
DateTime

Objeto DateTime que se va a leer.The DateTime to read.

rule
CalendarWeekRule

Uno de los valores de CalendarWeekRule que define una semana del calendario.One of the CalendarWeekRule values that defines a calendar week.

firstDayOfWeek
DayOfWeek

Uno de los valores de DayOfWeek que representa el primer día de la semana.One of the DayOfWeek values that represents the first day of the week.

Devoluciones

Int32

Un entero basado en 1 que representa la semana del año que incluye la fecha de time.A 1-based integer that represents the week of the year that includes the date in the time parameter.

Atributos

Excepciones

time o firstDayOfWeek está fuera del intervalo admitido por el calendario.time or firstDayOfWeek is outside the range supported by the calendar.

o bien-or- rule no es un valor CalendarWeekRule válido.rule is not a valid CalendarWeekRule value.

Ejemplos

En el ejemplo de código siguiente se muestra cómo el resultado de GetWeekOfYear varía en función de los FirstDayOfWeek valores de y CalendarWeekRule utilizados.The following code example shows how the result of GetWeekOfYear varies depending on the FirstDayOfWeek and CalendarWeekRule values used. Si la fecha especificada es el último día del año, GetWeekOfYear devuelve el número total de semanas de ese año.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).

Comentarios

Este método se puede utilizar para determinar el número de semanas del año estableciendo el time parámetro en el último día del año.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.

La CultureInfo.DateTimeFormat propiedad contiene valores específicos de la referencia cultural que se pueden usar para los rule firstDayOfWeek parámetros y.The CultureInfo.DateTimeFormat property contains culture-specific values that can be used for the rule and firstDayOfWeek parameters.

La FirstDayOfWeek propiedad de CultureInfo.DateTimeFormat contiene el DayOfWeek valor predeterminado que representa el primer día de la semana para una referencia cultural concreta, utilizando el calendario especificado en la Calendar propiedad de 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.

La CalendarWeekRule propiedad de CultureInfo.DateTimeFormat contiene el CalendarWeekRule valor predeterminado que define una semana natural para una referencia cultural concreta, utilizando el calendario especificado en la Calendar propiedad de 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.

Por ejemplo, en GregorianCalendar , el GetWeekOfYear método del 1 de enero devuelve 1.For example, in GregorianCalendar, the GetWeekOfYear method for January 1 returns 1.

Se aplica a