DataMemberAttribute.IsRequired Property

Definition

Namespace:

System.Runtime.Serialization

Assembly:

System.Runtime.Serialization.Primitives.dll

Source:

DataMemberAttribute.cs

Gets or sets a value that instructs the serialization engine that the member must be present when reading or deserializing.

public:
 property bool IsRequired { bool get(); void set(bool value); };

public bool IsRequired { get; set; }

member this.IsRequired : bool with get, set

Public Property IsRequired As Boolean

Property Value

Boolean

true, if the member is required; otherwise, false.

Exceptions

SerializationException

the member is not present.

Remarks

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.

See also

• Data Contract Versioning
• Best Practices: Data Contract Versioning