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JapaneseCalendar.GetDaysInMonth(Int32, Int32, Int32) Method

  • Reference

Definition

Namespace:
System.Globalization
Assemblies:
mscorlib.dll, System.Globalization.Calendars.dll
Assembly:
System.Runtime.dll
Assembly:
System.Globalization.Calendars.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll
Source:
JapaneseCalendar.cs
Source:
JapaneseCalendar.cs
Source:
JapaneseCalendar.cs

Returns the number of days in the specified month in the specified year in the specified era.

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

Parameters

year
Int32

An integer that represents the year.

month
Int32

An integer from 1 to 12 that represents the month.

era
Int32

An integer that represents the era.

Returns

Int32

The number of days in the specified month in the specified year in the specified era.

Exceptions

ArgumentOutOfRangeException

year is outside the range supported by the calendar.

-or-

month is outside the range supported by the calendar.

-or-

era is outside the range supported by the calendar.

Examples

The following code example calls GetDaysInMonth for the second month in each of five years in each era.

using namespace System;
using namespace System::Globalization;
int main()
{
   
   // Creates and initializes a JapaneseCalendar.
   JapaneseCalendar^ myCal = gcnew JapaneseCalendar;
   
   // Displays the header.
   Console::Write( "YEAR\t" );
   for ( int y = 1; y <= 5; y++ )
      Console::Write( "\t {0}", y );
   Console::WriteLine();
   
   // Displays the value of the CurrentEra property.
   Console::Write( "CurrentEra:" );
   for ( int y = 1; y <= 5; y++ )
      Console::Write( "\t {0}", myCal->GetDaysInMonth( y, 2, JapaneseCalendar::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 = 1; y <= 5; y++ )
         Console::Write( "\t {0}", myCal->GetDaysInMonth( y, 2, myCal->Eras[ i ] ) );
      Console::WriteLine();

   }
}

/*
This code produces the following output.

YEAR            1       2       3       4       5
CurrentEra:     28      28      28      29      28
Era 4:          28      28      28      29      28
Era 3:          28      28      29      28      28
Era 2:          29      28      28      28      29
Era 1:          29      28      28      28      29

*/

using System;
using System.Globalization;

public class SamplesJapaneseCalendar  {

   public static void Main()  {

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

      // Displays the header.
      Console.Write( "YEAR\t" );
      for ( int y = 1; y <= 5; y++ )
         Console.Write( "\t{0}", y );
      Console.WriteLine();

      // Displays the value of the CurrentEra property.
      Console.Write( "CurrentEra:" );
      for ( int y = 1; y <= 5; y++ )
         Console.Write( "\t{0}", myCal.GetDaysInMonth( y, 2, JapaneseCalendar.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 = 1; y <= 5; y++ )
            Console.Write( "\t{0}", myCal.GetDaysInMonth( y, 2, myCal.Eras[i] ) );
         Console.WriteLine();
      }
   }
}

/*
This code produces the following output.

YEAR            1       2       3       4       5
CurrentEra:     28      28      28      29      28
Era 4:          28      28      28      29      28
Era 3:          28      28      29      28      28
Era 2:          29      28      28      28      29
Era 1:          29      28      28      28      29

*/

Imports System.Globalization

Public Class SamplesJapaneseCalendar   
   
   Public Shared Sub Main()

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

      ' Displays the header.
      Console.Write("YEAR" + ControlChars.Tab)
      Dim y As Integer
      For y = 1 To 5
         Console.Write(ControlChars.Tab + "{0}", y)
      Next y
      Console.WriteLine()

      ' Displays the value of the CurrentEra property.
      Console.Write("CurrentEra:")
      For y = 1 To 5
         Console.Write(ControlChars.Tab + "{0}", myCal.GetDaysInMonth(y, 2, JapaneseCalendar.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 = 1 To 5
            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            1       2       3       4       5
'CurrentEra:     28      28      28      29      28
'Era 4:          28      28      28      29      28
'Era 3:          28      28      29      28      28
'Era 2:          29      28      28      28      29
'Era 1:          29      28      28      28      29

Remarks

For example, this method returns 28 or 29 for Nigatsu (February, month = 2), depending on whether year is a leap year.

Applies to

See also