DateTime.DayOfWeek Propriété

Définition

Obtient le jour de semaine représenté par cette instance.Gets the day of the week represented by this instance.

public:
 property DayOfWeek DayOfWeek { DayOfWeek get(); };
public DayOfWeek DayOfWeek { get; }
member this.DayOfWeek : DayOfWeek
Public ReadOnly Property DayOfWeek As DayOfWeek

Valeur de propriété

Constante énumérée qui indique le jour de la semaine de cette valeur DateTime.An enumerated constant that indicates the day of the week of this DateTime value.

Exemples

L’exemple suivant illustre la propriété DayOfWeek et l’énumération System.DayOfWeek.The following example demonstrates the DayOfWeek property and the System.DayOfWeek enumeration.

// This example demonstrates the DateTime.DayOfWeek property
using namespace System;
int main()
{
   
   // Assume the current culture is en-US.
   // Create a DateTime for the first of May, 2003.
   DateTime dt = DateTime(2003,5,1);
   Console::WriteLine(  "Is Thursday the day of the week for {0:d}?: {1}", dt, dt.DayOfWeek == DayOfWeek::Thursday );
   Console::WriteLine(  "The day of the week for {0:d} is {1}.", dt, dt.DayOfWeek );
}

/*
This example produces the following results:

Is Thursday the day of the week for 5/1/2003?: True
The day of the week for 5/1/2003 is Thursday.
*/
// This example demonstrates the DateTime.DayOfWeek property
using System;

class Sample 
{
    public static void Main() 
    {
// Assume the current culture is en-US.
// Create a DateTime for the first of May, 2003.
    DateTime dt = new DateTime(2003, 5, 1);
    Console.WriteLine("Is Thursday the day of the week for {0:d}?: {1}", 
                       dt, dt.DayOfWeek == DayOfWeek.Thursday);
    Console.WriteLine("The day of the week for {0:d} is {1}.", dt, dt.DayOfWeek);
    }
}
/*
This example produces the following results:

Is Thursday the day of the week for 5/1/2003?: True
The day of the week for 5/1/2003 is Thursday.
*/
' This example demonstrates the DateTime.DayOfWeek property
Class Sample
   Public Shared Sub Main()
      ' Assume the current culture is en-US.
      ' Create a DateTime for the first of May, 2003.
      Dim dt As New DateTime(2003, 5, 1)
      Console.WriteLine("Is Thursday the day of the week for {0:d}?: {1}", _
                         dt, dt.DayOfWeek = DayOfWeek.Thursday)
      Console.WriteLine("The day of the week for {0:d} is {1}.", dt, dt.DayOfWeek)
   End Sub
End Class
'
'This example produces the following results:
'
'Is Thursday the day of the week for 5/1/2003?: True
'The day of the week for 5/1/2003 is Thursday.
'

Remarques

La valeur des constantes dans l’énumération DayOfWeek est comprise entre DayOfWeek.Sunday et DayOfWeek.Saturday.The value of the constants in the DayOfWeek enumeration ranges from DayOfWeek.Sunday to DayOfWeek.Saturday. En cas de conversion en un entier, sa valeur est comprise entre zéro (ce qui indique DayOfWeek.Sunday) à six (ce qui indique DayOfWeek.Saturday).If cast to an integer, its value ranges from zero (which indicates DayOfWeek.Sunday) to six (which indicates DayOfWeek.Saturday).

La propriété DayOfWeek retourne une constante énumérée ; il ne reflète pas les paramètres régionaux et linguistiques d’un système.The DayOfWeek property returns an enumerated constant; it does not reflect a system's regional and language settings. Pour récupérer une chaîne représentant un nom de jour de la semaine localisé pour une date particulière, appelez l’une des surcharges de la méthode ToString qui comprend un paramètre format et transmettez-lui les chaînes de format personnalisées ddd ou dddd.To retrieve a string representing a localized weekday name for a particular date, call one of the overloads of the ToString method that includes a format parameter and pass it either the ddd or dddd custom format strings. Pour plus d’informations, consultez Guide pratique pour extraire le jour de la semaine d’une date spécifique.For details, see How to: Extract the Day of the Week from a Specific Date.

S’applique à

Voir aussi