PersianCalendar.GetDayOfYear(DateTime) Metodo
Definizione
Importante
Alcune informazioni sono relative alla release non definitiva del prodotto, che potrebbe subire modifiche significative prima della release definitiva. Microsoft non riconosce alcuna garanzia, espressa o implicita, in merito alle informazioni qui fornite.
Restituisce il giorno dell'anno nell'oggetto DateTime specificato.
public:
override int GetDayOfYear(DateTime time);public override int GetDayOfYear (DateTime time);override this.GetDayOfYear : DateTime -> intPublic Overrides Function GetDayOfYear (time As DateTime) As IntegerParametri
Restituisce
Intero compreso tra 1 e 366 che rappresenta il giorno dell'anno nell'oggetto DateTime specificato.
Eccezioni
time rappresenta una data precedente a MinSupportedDateTime o successiva a MaxSupportedDateTime.
Esempio
Nell'esempio di codice seguente viene illustrato l'uso GetDayOfYear del metodo.
using System;
using System.Globalization;
class Sample
{
public static void Main()
{
PersianCalendar jc = new PersianCalendar();
DateTime thisDate = DateTime.Now;
//--------------------------------------------------------------------------------
// Properties
//--------------------------------------------------------------------------------
Console.WriteLine("\n........... Selected Properties .....................\n");
Console.Write("Eras:");
foreach (int era in jc.Eras)
{
Console.WriteLine(" era = {0}", era);
}
//--------------------------------------------------------------------------------
Console.WriteLine("\nTwoDigitYearMax = {0}", jc.TwoDigitYearMax);
//--------------------------------------------------------------------------------
// Methods
//--------------------------------------------------------------------------------
Console.WriteLine("\n............ Selected Methods .......................\n");
//--------------------------------------------------------------------------------
Console.WriteLine("GetDayOfYear: day = {0}", jc.GetDayOfYear(thisDate));
//--------------------------------------------------------------------------------
Console.WriteLine("GetDaysInMonth: days = {0}",
jc.GetDaysInMonth( thisDate.Year, thisDate.Month,
PersianCalendar.PersianEra));
//--------------------------------------------------------------------------------
Console.WriteLine("GetDaysInYear: days = {0}",
jc.GetDaysInYear(thisDate.Year, PersianCalendar.PersianEra));
//--------------------------------------------------------------------------------
Console.WriteLine("GetLeapMonth: leap month (if any) = {0}",
jc.GetLeapMonth(thisDate.Year, PersianCalendar.PersianEra));
//-------------------------------------------------------------
Console.WriteLine("GetMonthsInYear: months in a year = {0}",
jc.GetMonthsInYear(thisDate.Year, PersianCalendar.PersianEra));
//--------------------------------------------------------------------------------
Console.WriteLine("IsLeapDay: This is a leap day = {0}",
jc.IsLeapDay(thisDate.Year, thisDate.Month, thisDate.Day,
PersianCalendar.PersianEra));
//--------------------------------------------------------------------------------
Console.WriteLine("IsLeapMonth: This is a leap month = {0}",
jc.IsLeapMonth(thisDate.Year, thisDate.Month,
PersianCalendar.PersianEra));
//--------------------------------------------------------------------------------
Console.WriteLine("IsLeapYear: 1370 is a leap year = {0}",
jc.IsLeapYear(1370, PersianCalendar.PersianEra));
//--------------------------------------------------------------------------------
// Get the 4-digit year for a year whose last two digits are 99. The 4-digit year
// depends on the current value of the TwoDigitYearMax property.
Console.WriteLine("ToFourDigitYear:");
Console.WriteLine(" If TwoDigitYearMax = {0}, ToFourDigitYear(99) = {1}",
jc.TwoDigitYearMax, jc.ToFourDigitYear(99));
jc.TwoDigitYearMax = thisDate.Year;
Console.WriteLine(" If TwoDigitYearMax = {0}, ToFourDigitYear(99) = {1}",
jc.TwoDigitYearMax, jc.ToFourDigitYear(99));
}
}
// The example displays the following output:
// ........... Selected Properties .....................
//
// Eras: era = 1
//
// TwoDigitYearMax = 99
//
// ............ Selected Methods .......................
//
// GetDayOfYear: day = 1
// GetDaysInMonth: days = 31
// GetDaysInYear: days = 365
// GetLeapMonth: leap month (if any) = 0
// GetMonthsInYear: months in a year = 12
// IsLeapDay: This is a leap day = False
// IsLeapMonth: This is a leap month = False
// IsLeapYear: 1370 is a leap year = True
// ToFourDigitYear:
// If TwoDigitYearMax = 99, ToFourDigitYear(99) = 99
// If TwoDigitYearMax = 2012, ToFourDigitYear(99) = 1999
Imports System.Globalization
Class Sample
Public Shared Sub Main()
'--------------------------------------------------------------------------------
' Get today's date.
'--------------------------------------------------------------------------------
Dim jc As New PersianCalendar()
Dim thisDate As Date = Date.Now
'--------------------------------------------------------------------------------
' Properties
'--------------------------------------------------------------------------------
Console.WriteLine(vbCrLf & _
"........... Selected Properties ....................." & vbCrLf)
Console.Write("Eras:")
Dim era As Integer
For Each era In jc.Eras
Console.WriteLine(" era = {0}", era)
Next era
'--------------------------------------------------------------------------------
Console.WriteLine("TwoDigitYearMax = {0}", jc.TwoDigitYearMax)
'--------------------------------------------------------------------------------
' Methods
'--------------------------------------------------------------------------------
Console.WriteLine(vbCrLf & _
"............ Selected Methods ......................." & vbCrLf)
'--------------------------------------------------------------------------------
Console.WriteLine("GetDayOfYear: day = {0}", jc.GetDayOfYear(thisDate))
'--------------------------------------------------------------------------------
Console.WriteLine("GetDaysInMonth: days = {0}", _
jc.GetDaysInMonth(thisDate.Year, _
thisDate.Month, _
PersianCalendar.PersianEra))
'--------------------------------------------------------------------------------
Console.WriteLine("GetDaysInYear: days = {0}", _
jc.GetDaysInYear(thisDate.Year, PersianCalendar.PersianEra))
'--------------------------------------------------------------------------------
Console.WriteLine("GetLeapMonth: leap month (if any) = {0}", _
jc.GetLeapMonth(thisDate.Year, PersianCalendar.PersianEra))
'--------------------------------------------------------------------------------
Console.WriteLine("GetMonthsInYear: months in a year = {0}", _
jc.GetMonthsInYear(thisDate.Year, PersianCalendar.PersianEra))
'--------------------------------------------------------------------------------
Console.WriteLine("IsLeapDay: This is a leap day = {0}", _
jc.IsLeapDay(thisDate.Year, _
thisDate.Month, thisDate.Day, _
PersianCalendar.PersianEra))
'--------------------------------------------------------------------------------
Console.WriteLine("IsLeapMonth: This is a leap month = {0}", _
jc.IsLeapMonth(thisDate.Year, _
thisDate.Month, _
PersianCalendar.PersianEra))
'--------------------------------------------------------------------------------
Console.WriteLine("IsLeapYear: 1370 is a leap year = {0}", _
jc.IsLeapYear(1370, PersianCalendar.PersianEra))
'--------------------------------------------------------------------------------
' Get the 4-digit year for a year whose last two digits are 99. The 4-digit year
' depends on the current value of the TwoDigitYearMax property.
Console.WriteLine("ToFourDigitYear:")
Console.WriteLine(" If TwoDigitYearMax = {0}, ToFourDigitYear(99) = {1}", _
jc.TwoDigitYearMax, jc.ToFourDigitYear(99))
jc.TwoDigitYearMax = thisDate.Year
Console.WriteLine(" If TwoDigitYearMax = {0}, ToFourDigitYear(99) = {1}", _
jc.TwoDigitYearMax, jc.ToFourDigitYear(99))
End Sub
End Class
' The example displays output like the following:
' ........... Seleted Properties .....................
'
' Eras: era = 1
'
' TwoDigitYearMax = 99
'
' ............ Selected Methods .......................
'
' GetDayOfYear: day = 1
' GetDaysInMonth: days = 31
' GetDaysInYear: days = 365
' GetLeapMonth: leap month (if any) = 0
' GetMonthsInYear: months in a year = 12
' IsLeapDay: This is a leap day = False
' IsLeapMonth: This is a leap month = False
' IsLeapYear: 1370 is a leap year = True
' ToFourDigitYear:
' If TwoDigitYearMax = 99, ToFourDigitYear(99) = 99
' If TwoDigitYearMax = 2012, ToFourDigitYear(99) = 1999
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