UmAlQuraCalendar.GetDayOfWeek(DateTime) 方法
定义
计算指定日期出现在星期几。Calculates the day of the week on which a specified date occurs.
public:
override DayOfWeek GetDayOfWeek(DateTime time);
public override DayOfWeek GetDayOfWeek (DateTime time);
override this.GetDayOfWeek : DateTime -> DayOfWeek
Public Overrides Function GetDayOfWeek (time As DateTime) As DayOfWeek
参数
- time
- DateTime
要读取的日期值。The date value to read. UmAlQuraCalendar 类仅支持从 1900/04/30 00.00.00(公历日期)到 2077/11/16 23:59:59(公历日期)的日期。The UmAlQuraCalendar class supports only dates from 04/30/1900 00.00.00 (Gregorian date) through 11/16/2077 23:59:59 (Gregorian date).
返回
一个 DayOfWeek 值,表示 time 参数指定的日期是星期几。A DayOfWeek value that represents the day of the week specified by the time parameter.
例外
time 超出了此日历支持的范围。time is outside the range supported by this calendar.
示例
下面的示例显示了中的多个组件的值 DateTime 。The following example displays the values of several components of a DateTime in terms of the Um Al Qura calendar.
using System;
using System.Globalization;
public class Example
{
public static void Main()
{
DateTime date1 = new DateTime(2011, 4, 3, new GregorianCalendar());
Calendar cal = new UmAlQuraCalendar();
Console.WriteLine("{0:MMMM d, yyyy} in the Gregorian calendar is equivalent to:", date1);
DisplayCalendarInfo(cal, date1);
// Add 2 years and 10 months by calling UmAlQuraCalendar methods.
date1 = cal.AddYears(date1, 2);
date1 = cal.AddMonths(date1, 10);
Console.WriteLine("After adding 2 years and 10 months in the {0} calendar,",
GetCalendarName(cal));
Console.WriteLine("{0:MMMM d, yyyy} in the Gregorian calendar is equivalent to:", date1);
DisplayCalendarInfo(cal, date1);
}
private static void DisplayCalendarInfo(Calendar cal, DateTime date1)
{
Console.WriteLine(" Calendar: {0}", GetCalendarName(cal));
Console.WriteLine(" Era: {0}", cal.GetEra(date1));
Console.WriteLine(" Year: {0}", cal.GetYear(date1));
Console.WriteLine(" Month: {0}", cal.GetMonth(date1));
Console.WriteLine(" DayOfYear: {0}", cal.GetDayOfYear(date1));
Console.WriteLine(" DayOfMonth: {0}", cal.GetDayOfMonth(date1));
Console.WriteLine(" DayOfWeek: {0}\n", cal.GetDayOfWeek(date1));
}
private static string GetCalendarName(Calendar cal)
{
return cal.ToString().Replace("System.Globalization.", "").
Replace("Calendar", "");
}
}
// The example displays the following output:
// April 3, 2011 in the Gregorian calendar is equivalent to:
// Calendar: UmAlQura
// Era: 1
// Year: 1432
// Month: 4
// DayOfYear: 118
// DayOfMonth: 29
// DayOfWeek: Sunday
//
// After adding 2 years and 10 months in the UmAlQura calendar,
// January 1, 2014 in the Gregorian calendar is equivalent to:
// Calendar: UmAlQura
// Era: 1
// Year: 1435
// Month: 2
// DayOfYear: 59
// DayOfMonth: 29
// DayOfWeek: Wednesday
Imports System.Globalization
Module Example
Public Sub Main()
Dim date1 As Date = New Date(2011, 4, 3, New GregorianCalendar())
Dim cal As New UmAlQuraCalendar()
Console.WriteLine("{0:MMMM d, yyyy} in the Gregorian calendar is equivalent to:", date1)
DisplayCalendarInfo(cal, date1)
' Add 2 years and 10 months by calling UmAlQuraCalendar methods.
date1 = cal.AddYears(date1, 2)
date1 = cal.AddMonths(date1, 10)
Console.WriteLine("After adding 2 years and 10 months in the {0} calendar,",
GetCalendarName(cal))
Console.WriteLine("{0:MMMM d, yyyy} in the Gregorian calendar is equivalent to:", date1)
DisplayCalendarInfo(cal, date1)
End Sub
Private Sub DisplayCalendarInfo(cal As Calendar, date1 As Date)
Console.WriteLine(" Calendar: {0}", GetCalendarName(cal))
Console.WriteLine(" Era: {0}", cal.GetEra(date1))
Console.WriteLine(" Year: {0}", cal.GetYear(date1))
Console.WriteLine(" Month: {0}", cal.GetMonth(date1))
Console.WriteLine(" DayOfYear: {0}", cal.GetDayOfYear(date1))
Console.WriteLine(" DayOfMonth: {0}", cal.GetDayOfMonth(date1))
Console.WriteLine(" DayOfWeek: {0}", cal.GetDayOfWeek(date1))
Console.WriteLine()
End Sub
Private Function GetCalendarName(cal As Calendar) As String
Return cal.ToString().Replace("System.Globalization.", "").
Replace("Calendar", "")
End Function
End Module
' The example displays the following output:
' April 3, 2011 in the Gregorian calendar is equivalent to:
' Calendar: UmAlQura
' Era: 1
' Year: 1432
' Month: 4
' DayOfYear: 118
' DayOfMonth: 29
' DayOfWeek: Sunday
'
' After adding 2 years and 10 months in the UmAlQura calendar,
' January 1, 2014 in the Gregorian calendar is equivalent to:
' Calendar: UmAlQura
' Era: 1
' Year: 1435
' Month: 2
' DayOfYear: 59
' DayOfMonth: 29
' DayOfWeek: Wednesday
注解
这些 DayOfWeek 值如下所示:The DayOfWeek values are as follows:
| DayOfWeek 值DayOfWeek value | 这表示which indicates |
|---|---|
| 星期日Sunday | الاحد (Ahad) الاحد (Al-Ahad) |
| 星期一Monday | الاثنين (Ithnayn) الاثنين (Al-Ithnayn) |
| 星期二Tuesday | الثلاثاء (Thulaathaa ") الثلاثاء (At-Thulaathaa') |
| 星期三Wednesday | الاربعاء (Arbi'aa ") الاربعاء (Al-Arbi'aa') |
| 星期四Thursday | الخميس (Khamiis) الخميس (Al-Khamiis) |
| 星期五Friday | الجمعة (Jumu'ah) الجمعة (Al-Jumu'ah) |
| 星期六Saturday | السبت (Sabt) السبت (As-Sabt) |