UmAlQuraCalendar.GetDaysInMonth(Int32, Int32, Int32) Method

Definition

Calculates the number of days in the specified month of the specified year and 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

A year.

month
Int32

An integer from 1 through 12 that represents a month.

era
Int32

An era. Specify UmAlQuraCalendar.Eras[UmAlQuraCalendar.CurrentEra] or UmAlQuraEra.

Returns

The number of days in the specified month in the specified year and era. The return value is 29 in a common year and 30 in a leap year.

Exceptions

year, month, or era is outside the range supported by the UmAlQuraCalendar class.

Examples

The following example calls the GetDaysInMonth method to get the number of days in each month of five consecutive years.

using System;
using System.Collections.Generic;
using System.Globalization;

public class Example
{
   public static void Main()
   {
      UmAlQuraCalendar cal = new UmAlQuraCalendar();
      List<string> months = new List<string>();
      string output = String.Empty;
      
      // Get the current year in the UmAlQura calendar.
      int startYear = cal.GetYear(DateTime.Now);
      // Display the number of days in each month for the next five years.
      Console.WriteLine("          Days in Each Month, {0} to {1}\n",
                        startYear, startYear + 4);

      Console.WriteLine("Month     {0}     {1}     {2}     {3}     {4}",
                        startYear, startYear + 1, startYear + 2, startYear + 3, 
                        startYear + 4);
      for (int year = startYear; year <= startYear + 4; year++) {
         int days;
         for (int month = 1; month <= cal.GetMonthsInYear(year, UmAlQuraCalendar.UmAlQuraEra);
                             month++)
         {
            days = cal.GetDaysInMonth(year, month, 
                                      UmAlQuraCalendar.UmAlQuraEra);
            output = String.Format("{0}     ", days);
            if (months.Count < month)
               months.Add(String.Format("{0,4}        {1}", 
                                        month, output));
            else
               months[month - 1] += "  " + output;
         }         
      }                  
      
      foreach (var item in months)
         Console.WriteLine(item);
   }
}
// The example displays the following output:
//                 Days in Each Month, 1431 to 1435
//       
//       Month     1431     1432     1433     1434     1435
//          1        29       29       30       29       30
//          2        30       30       29       30       29
//          3        30       30       30       29       30
//          4        29       30       30       30       29
//          5        30       29       29       29       30
//          6        29       30       30       30       29
//          7        30       29       30       30       30
//          8        29       30       29       29       29
//          9        30       29       30       30       30
//         10        29       30       29       30       30
//         11        29       29       30       29       29
//         12        30       29       29       29       30
Imports System.Collections.Generic
Imports System.Globalization

Module Example
   Public Sub Main()
      Dim cal As New UmAlQuraCalendar()
      Dim months As New List(Of String)
      Dim output As String = String.Empty
      
      ' Get the current year in the UmAlQura calendar.
      Dim startYear As Integer = cal.GetYear(Date.Now)
      ' Display the number of days in each month for the next five years.
      Console.WriteLine("          Days in Each Month, {0} to {1}",
                        startYear, startYear + 4)
      Console.WriteLine()
      Console.WriteLine("Month     {0}     {1}     {2}     {3}     {4}",
                        startYear, startYear + 1, startYear + 2, 
                        startYear + 3, startYear + 4)
      For year As Integer = startYear To startYear + 4
         Dim days As Integer
         For month As Integer = 1 To _
                   cal.GetMonthsInYear(year, UmAlQuraCalendar.UmALQuraEra)
            days = cal.GetDaysInMonth(year, month, 
                                      UmAlQuraCalendar.UmALQuraEra)
            output = String.Format("{0}     ", days)
            If months.Count < month Then
               months.Add(String.Format("{0,4}        {1}", 
                                        month, output))
            Else
               months.Item(month - 1) += "  " + output
            End If
         Next         
      Next                  
      
      For Each item In months
         Console.WriteLine(item)
      Next   
   End Sub
End Module
' The example displays the following output:
'                 Days in Each Month, 1431 to 1435
'       
'       Month     1431     1432     1433     1434     1435
'          1        29       29       30       29       30
'          2        30       30       29       30       29
'          3        30       30       30       29       30
'          4        29       30       30       30       29
'          5        30       29       29       29       30
'          6        29       30       30       30       29
'          7        30       29       30       30       30
'          8        29       30       29       29       29
'          9        30       29       30       30       30
'         10        29       30       29       30       30
'         11        29       29       30       29       29
'         12        30       29       29       29       30

Remarks

This method returns a different number of days in a specified month for a common year versus a leap year. For example, this method returns 29 or 30 for Zulhijjah (month = 12), depending on whether year is a leap year.

Applies to