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DateTimeFormatInfo.CalendarWeekRule Property

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Gets or sets a value that specifies which rule is used to determine the first calendar week of the year.

Namespace:  System.Globalization
Assembly:  mscorlib (in mscorlib.dll)

Syntax

'Declaration
Public Property CalendarWeekRule As CalendarWeekRule
public CalendarWeekRule CalendarWeekRule { get; set; }

Property Value

Type: System.Globalization.CalendarWeekRule
A CalendarWeekRule value that determines the first calendar week of the year. The default for InvariantInfo is FirstDay.

Exceptions

Exception Condition
ArgumentOutOfRangeException

An attempt was made to set the property to a value that is not a valid CalendarWeekRule value.

InvalidOperationException

The DateTimeFormatInfo object is read-only.

Remarks

The calendar week rule, together with the FirstDayOfWeek property, defines the date ranges of the weeks of the year,

This property is affected if the value of the Calendar property changes.

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.