SPBuiltInFieldId._Format Field
Identifies a field that contains the media type, file format, or dimensions of this resource.
Namespace: Microsoft.SharePoint
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
Syntax
'Declaration
Public Shared ReadOnly _Format As Guid
'Usage
Dim value As Guid
value = SPBuiltInFieldId._Format
public static readonly Guid _Format