Gets or sets a value that instructs the serialization engine that the member must be present when reading or deserializing.
Namespace:
System.Runtime.Serialization
Assembly:
System.Runtime.Serialization (in System.Runtime.Serialization.dll)
Visual Basic (Declaration)
Public Property IsRequired As Boolean
Dim instance As DataMemberAttribute
Dim value As Boolean
value = instance.IsRequired
instance.IsRequired = value
public bool IsRequired { get; set; }
public:
property bool IsRequired {
bool get ();
void set (bool value);
}
public function get IsRequired () : boolean
public function set IsRequired (value : boolean)
The property is used for ensuring compatibility with future versions of a type. For more information, see Data Contract Versioning and Best Practices: Data Contract Versioning.
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
.NET Framework
Supported in: 3.5, 3.0
Reference
Other Resources