共用方式為

JulianCalendar.GetDaysInMonth(Int32, Int32, Int32) 方法

  • 參考

定義

命名空間:
System.Globalization
組件:
mscorlib.dll, System.Globalization.Calendars.dll
組件:
System.Runtime.dll
組件:
System.Globalization.Calendars.dll
組件:
mscorlib.dll
組件:
netstandard.dll
來源:
JulianCalendar.cs
來源:
JulianCalendar.cs
來源:
JulianCalendar.cs

傳回在指定紀元的指定年份的指定月份中的日數。

public:
 override int GetDaysInMonth(int year, int month, int era);
public override int GetDaysInMonth (int year, int month, int era);
override this.GetDaysInMonth : int * int * int -> int
Public Overrides Function GetDaysInMonth (year As Integer, month As Integer, era As Integer) As Integer

參數

year
Int32

表示年份的整數。

month
Int32

從 1 到 12 的整數，表示月份。

era
Int32

表示紀元的整數。

傳回

Int32

在指定紀元的指定年份的指定月份中的日數。

例外狀況

ArgumentOutOfRangeException

era 不在曆法支援的範圍內。

-或-

year 不在曆法支援的範圍內。

-或-

month 不在曆法支援的範圍內。

範例

下列範例會在每個 GetDaysInMonth 紀元的每五年中呼叫第二個月。

using namespace System;
using namespace System::Globalization;
int main()
{
   
   // Creates and initializes a JulianCalendar.
   JulianCalendar^ myCal = gcnew JulianCalendar;
   
   // Displays the header.
   Console::Write( "YEAR\t" );
   for ( int y = 2001; y <= 2005; y++ )
      Console::Write( "\t {0}", y );
   Console::WriteLine();
   
   // Displays the value of the CurrentEra property.
   Console::Write( "CurrentEra:" );
   for ( int y = 2001; y <= 2005; y++ )
      Console::Write( "\t {0}", myCal->GetDaysInMonth( y, 2, JulianCalendar::CurrentEra ) );
   Console::WriteLine();
   
   // Displays the values in the Eras property.
   for ( int i = 0; i < myCal->Eras->Length; i++ )
   {
      Console::Write( "Era {0}:\t", myCal->Eras[ i ] );
      for ( int y = 2001; y <= 2005; y++ )
         Console::Write( "\t {0}", myCal->GetDaysInMonth( y, 2, myCal->Eras[ i ] ) );
      Console::WriteLine();

   }
}

/*
This code produces the following output.

YEAR            2001    2002    2003    2004    2005
CurrentEra:     28      28      28      29      28
Era 1:          28      28      28      29      28

*/

using System;
using System.Globalization;

public class SamplesJulianCalendar  {

   public static void Main()  {

      // Creates and initializes a JulianCalendar.
      JulianCalendar myCal = new JulianCalendar();

      // Displays the header.
      Console.Write( "YEAR\t" );
      for ( int y = 2001; y <= 2005; y++ )
         Console.Write( "\t{0}", y );
      Console.WriteLine();

      // Displays the value of the CurrentEra property.
      Console.Write( "CurrentEra:" );
      for ( int y = 2001; y <= 2005; y++ )
         Console.Write( "\t{0}", myCal.GetDaysInMonth( y, 2, JulianCalendar.CurrentEra ) );
      Console.WriteLine();

      // Displays the values in the Eras property.
      for ( int i = 0; i < myCal.Eras.Length; i++ )  {
         Console.Write( "Era {0}:\t", myCal.Eras[i] );
         for ( int y = 2001; y <= 2005; y++ )
            Console.Write( "\t{0}", myCal.GetDaysInMonth( y, 2, myCal.Eras[i] ) );
         Console.WriteLine();
      }
   }
}

/*
This code produces the following output.

YEAR            2001    2002    2003    2004    2005
CurrentEra:     28      28      28      29      28
Era 1:          28      28      28      29      28

*/

Imports System.Globalization

Public Class SamplesJulianCalendar   
   
   Public Shared Sub Main()

      ' Creates and initializes a JulianCalendar.
      Dim myCal As New JulianCalendar()

      ' Displays the header.
      Console.Write("YEAR" + ControlChars.Tab)
      Dim y As Integer
      For y = 2001 To 2005
         Console.Write(ControlChars.Tab + "{0}", y)
      Next y
      Console.WriteLine()

      ' Displays the value of the CurrentEra property.
      Console.Write("CurrentEra:")
      For y = 2001 To 2005
         Console.Write(ControlChars.Tab + "{0}", myCal.GetDaysInMonth(y, 2, JulianCalendar.CurrentEra))
      Next y
      Console.WriteLine()

      ' Displays the values in the Eras property.
      Dim i As Integer
      For i = 0 To myCal.Eras.Length - 1
         Console.Write("Era {0}:" + ControlChars.Tab, myCal.Eras(i))
         For y = 2001 To 2005
            Console.Write(ControlChars.Tab + "{0}", myCal.GetDaysInMonth(y, 2, myCal.Eras(i)))
         Next y
         Console.WriteLine()
      Next i

   End Sub

End Class


'This code produces the following output.
'
'YEAR            2001    2002    2003    2004    2005
'CurrentEra:     28      28      28      29      28
'Era 1:          28      28      28      29      28

備註

此方法會根據year是否為閏年，針對 2 月 (month = 2) 傳回 28 或 29。

適用於

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