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DateTimeFormatInfo.FirstDayOfWeek Property

Gets or sets the first day of the week.

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

public DayOfWeek FirstDayOfWeek { get; set; }

Property Value

Type: System.DayOfWeek
An enumeration value that represents the first day of the week. The default for InvariantInfo is DayOfWeek.Sunday.

ExceptionCondition
ArgumentOutOfRangeException

The property is being set to a value that is not a valid System.DayOfWeek value.

InvalidOperationException

The property is being set and the DateTimeFormatInfo object is read-only.

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

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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