DateTimeFormatInfo.GetShortestDayName(DayOfWeek) Metod
Definition
Viktigt
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Hämtar det kortaste förkortade dagnamnet för en angiven veckodag som är associerad med det aktuella DateTimeFormatInfo objektet.
public:
System::String ^ GetShortestDayName(DayOfWeek dayOfWeek);
[System.Runtime.InteropServices.ComVisible(false)]
public string GetShortestDayName(DayOfWeek dayOfWeek);
public string GetShortestDayName(DayOfWeek dayOfWeek);
[<System.Runtime.InteropServices.ComVisible(false)>]
member this.GetShortestDayName : DayOfWeek -> string
member this.GetShortestDayName : DayOfWeek -> string
Public Function GetShortestDayName (dayOfWeek As DayOfWeek) As String
Parametrar
Returer
Det förkortade namnet på veckan som motsvarar parametern dayOfWeek .
- Attribut
Undantag
dayOfWeek är inte ett värde i DayOfWeek uppräkningen.
Exempel
I följande exempel visas flera metoder och egenskaper som anger datum- och tidsformatmönster, ursprungligt kalendernamn och fullständiga och förkortade namn på månad och dag.
string[] myDateTimePatterns = ["MM/dd/yy", "MM/dd/yyyy"];
// Get the en-US culture.
CultureInfo ci = new("en-US");
// Get the DateTimeFormatInfo for the en-US culture.
DateTimeFormatInfo dtfi = ci.DateTimeFormat;
// Display the effective culture.
Console.WriteLine("This code example uses the {0} culture.", ci.Name);
// Display the native calendar name.
Console.WriteLine("\nNativeCalendarName...");
Console.WriteLine($"\"{dtfi.NativeCalendarName}\"");
// Display month genitive names.
Console.WriteLine("\nMonthGenitiveNames...");
foreach (string name in dtfi.MonthGenitiveNames)
{
Console.WriteLine($"\"{name}\"");
}
// Display abbreviated month genitive names.
Console.WriteLine("\nAbbreviatedMonthGenitiveNames...");
foreach (string name in dtfi.AbbreviatedMonthGenitiveNames)
{
Console.WriteLine($"\"{name}\"");
}
// Display shortest day names.
Console.WriteLine("\nShortestDayNames...");
foreach (string name in dtfi.ShortestDayNames)
{
Console.WriteLine($"\"{name}\"");
}
// Display shortest day name for a particular day of the week.
Console.WriteLine("\nGetShortestDayName(DayOfWeek.Sunday)...");
Console.WriteLine($"\"{dtfi.GetShortestDayName(DayOfWeek.Sunday)}\"");
// Display the initial DateTime format patterns for the 'd' format specifier.
Console.WriteLine("\nInitial DateTime format patterns for the 'd' format specifier...");
foreach (string name in dtfi.GetAllDateTimePatterns('d'))
{
Console.WriteLine($"\"{name}\"");
}
// Change the initial DateTime format patterns for the 'd' DateTime format specifier.
Console.WriteLine("\nChange the initial DateTime format patterns for the \n" +
"'d' format specifier to my format patterns...");
dtfi.SetAllDateTimePatterns(myDateTimePatterns, 'd');
// Display the new DateTime format patterns for the 'd' format specifier.
Console.WriteLine("\nNew DateTime format patterns for the 'd' format specifier...");
foreach (string name in dtfi.GetAllDateTimePatterns('d'))
{
Console.WriteLine($"\"{name}\"");
}
/*
Output:
This code example uses the en-US culture.
NativeCalendarName...
"Gregorian Calendar"
MonthGenitiveNames...
"January"
"February"
"March"
"April"
"May"
"June"
"July"
"August"
"September"
"October"
"November"
"December"
""
AbbreviatedMonthGenitiveNames...
"Jan"
"Feb"
"Mar"
"Apr"
"May"
"Jun"
"Jul"
"Aug"
"Sep"
"Oct"
"Nov"
"Dec"
""
ShortestDayNames...
"S"
"M"
"T"
"W"
"T"
"F"
"S"
GetShortestDayName(DayOfWeek.Sunday)...
"S"
Initial DateTime format patterns for the 'd' format specifier...
"M/d/yyyy"
"MMM d, yyyy"
"M/d/yy"
Change the initial DateTime format patterns for the
'd' format specifier to my format patterns...
New DateTime format patterns for the 'd' format specifier...
"MM/dd/yy"
"MM/dd/yyyy"
*/
Dim myDateTimePatterns() As String = {"MM/dd/yy", "MM/dd/yyyy"}
Dim name As String = ""
' Get the en-US culture.
Dim ci As New CultureInfo("en-US")
' Get the DateTimeFormatInfo for the en-US culture.
Dim dtfi As DateTimeFormatInfo = ci.DateTimeFormat
' Display the effective culture.
Console.WriteLine("This code example uses the {0} culture.", ci.Name)
' Display the native calendar name.
Console.WriteLine(vbCrLf & "NativeCalendarName...")
Console.WriteLine("""{0}""", dtfi.NativeCalendarName)
' Display month genitive names.
Console.WriteLine(vbCrLf & "MonthGenitiveNames...")
For Each name In dtfi.MonthGenitiveNames
Console.WriteLine("""{0}""", name)
Next name
' Display abbreviated month genitive names.
Console.WriteLine(vbCrLf & "AbbreviatedMonthGenitiveNames...")
For Each name In dtfi.AbbreviatedMonthGenitiveNames
Console.WriteLine("""{0}""", name)
Next name
' Display shortest day names.
Console.WriteLine(vbCrLf & "ShortestDayNames...")
For Each name In dtfi.ShortestDayNames
Console.WriteLine("""{0}""", name)
Next name
' Display shortest day name for a particular day of the week.
Console.WriteLine(vbCrLf & "GetShortestDayName(DayOfWeek.Sunday)...")
Console.WriteLine("""{0}""", dtfi.GetShortestDayName(DayOfWeek.Sunday))
' Display the initial DateTime format patterns for the 'd' format specifier.
Console.WriteLine(vbCrLf & "Initial DateTime format patterns for " &
"the 'd' format specifier...")
For Each name In dtfi.GetAllDateTimePatterns("d"c)
Console.WriteLine("""{0}""", name)
Next name
' Change the initial DateTime format patterns for the 'd' DateTime format specifier.
Console.WriteLine(vbCrLf & "Change the initial DateTime format patterns for the " &
vbCrLf & "'d' format specifier to my format patterns...")
dtfi.SetAllDateTimePatterns(myDateTimePatterns, "d"c)
' Display the new DateTime format patterns for the 'd' format specifier.
Console.WriteLine(vbCrLf &
"New DateTime format patterns for the 'd' format specifier...")
For Each name In dtfi.GetAllDateTimePatterns("d"c)
Console.WriteLine("""{0}""", name)
Next name
'Output:
'
'This code example uses the en-US culture.
'
'NativeCalendarName...
'"Gregorian Calendar"
'
'MonthGenitiveNames...
'"January"
'"February"
'"March"
'"April"
'"May"
'"June"
'"July"
'"August"
'"September"
'"October"
'"November"
'"December"
'""
'
'AbbreviatedMonthGenitiveNames...
'"Jan"
'"Feb"
'"Mar"
'"Apr"
'"May"
'"Jun"
'"Jul"
'"Aug"
'"Sep"
'"Oct"
'"Nov"
'"Dec"
'""
'
'ShortestDayNames...
'"S"
'"M"
'"T"
'"W"
'"T"
'"F"
'"S"
'
'GetShortestDayName(DayOfWeek.Sunday)...
'"S"
'
'Initial DateTime format patterns for the 'd' format specifier...
'"M/d/yyyy"
'"MMM d, yyyy"
'"M/d/yy"
'
'Change the initial DateTime format patterns for the
''d' format specifier to my format patterns...
'
'New DateTime format patterns for the 'd' format specifier...
'"MM/dd/yy"
'"MM/dd/yyyy"
'