DateTimeFormatInfo.LongDatePattern Property
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Gets or sets the custom format string for a long date value, which is associated with the "D" standard date and time format string.
Namespace: System.Globalization
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
Public Property LongDatePattern As String
public string LongDatePattern { get; set; }
Property Value
Type: System.String
The custom format string for a long date value, which is associated with the "D" standard format string.
Exceptions
Exception | Condition |
---|---|
ArgumentNullException | An attempt was made to set the property to nulla null reference (Nothing in Visual Basic). |
InvalidOperationException | The DateTimeFormatInfo object is read-only. |
Remarks
See Custom Date and Time Format Strings for custom date and time format specifiers that can be combined to construct custom date and time strings, such as "dddd, dd MMMM yyyy".
This property is affected if the value of the Calendar property changes.
Examples
The following example displays the value of LongDatePattern for a few cultures.
Imports System.Globalization
Public Class Example
Public Shared Sub Demo(ByVal outputBlock As System.Windows.Controls.TextBlock)
' Displays the values of the pattern properties.
outputBlock.Text &= " CULTURE PROPERTY VALUE" & vbCrLf
PrintPattern(outputBlock, "en-US")
PrintPattern(outputBlock, "ar-EG")
PrintPattern(outputBlock, "fr-FR")
End Sub
Public Shared Sub PrintPattern(ByVal outputBlock As System.Windows.Controls.TextBlock, ByVal myCulture As [String])
Dim myDTFI As DateTimeFormatInfo = New CultureInfo(myCulture).DateTimeFormat
outputBlock.Text += String.Format(" {0} {1}", myCulture, myDTFI.LongDatePattern) & vbCrLf
End Sub
End Class
'This example produces the following output.
' CULTURE PROPERTY VALUE
' en-US dddd, MMMM dd, yyyy
' ar-EG dd MMMM, yyyy
' fr-FR dddd d MMMM yyyy
using System;
using System.Globalization;
public class Example
{
public static void Demo(System.Windows.Controls.TextBlock outputBlock)
{
// Displays the values of the pattern properties.
outputBlock.Text += " CULTURE PROPERTY VALUE" + "\n";
PrintPattern(outputBlock, "en-US");
PrintPattern(outputBlock, "ar-EG");
PrintPattern(outputBlock, "fr-FR");
}
public static void PrintPattern(System.Windows.Controls.TextBlock outputBlock, String myCulture)
{
DateTimeFormatInfo myDTFI = new CultureInfo(myCulture).DateTimeFormat;
outputBlock.Text += String.Format(" {0} {1}", myCulture, myDTFI.LongDatePattern) + "\n";
}
}
/*
This example produces the following output:
CULTURE PROPERTY VALUE
en-US dddd, MMMM dd, yyyy
ar-EG dd MMMM, yyyy
fr-FR dddd d MMMM yyyy
*/
Version Information
Silverlight
Supported in: 5, 4, 3
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0
XNA Framework
Supported in: Xbox 360, Windows Phone OS 7.0
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.