EntityDescriptor.ETag Property
Gets an eTag value that indicates the state of data targeted for update since the last call to SaveChanges.
Namespace: System.Data.Services.Client
Assembly: Microsoft.Data.Services.Client (in Microsoft.Data.Services.Client.dll)
Syntax
'Declaration
Public Property ETag As String
Get
Friend Set
'Usage
Dim instance As EntityDescriptor
Dim value As String
value = instance.ETag
public string ETag { get; internal set; }
public:
property String^ ETag {
String^ get ();
internal: void set (String^ value);
}
member ETag : string with get, internal set
function get ETag () : String
internal function set ETag (value : String)
Property Value
Type: System.String
The state of data.
Remarks
The eTag associated with the entity is used to represent original values for use with optimistic concurrency checks according to eTag rules in HTTP RFC 2616.
The value may be empty or null. Null represents the case in which no eTag is currently associated with the entity.