如果找到列舉型別，則引發錯誤。
命名空間： Microsoft.Data.Edm.Validation
組件： Microsoft.Data.Edm (在 Microsoft.Data.Edm.dll 中)
語法
'宣告
Public Shared ReadOnly EnumTypeEnumsNotSupportedBeforeV3 As ValidationRule(Of IEdmEnumType)
'用途
Dim value As ValidationRule(Of IEdmEnumType)
value = ValidationRules.EnumTypeEnumsNotSupportedBeforeV3
public static readonly ValidationRule<IEdmEnumType> EnumTypeEnumsNotSupportedBeforeV3
public:
static initonly ValidationRule<IEdmEnumType^>^ EnumTypeEnumsNotSupportedBeforeV3
static val EnumTypeEnumsNotSupportedBeforeV3: ValidationRule<IEdmEnumType>
public static final var EnumTypeEnumsNotSupportedBeforeV3 : ValidationRule<IEdmEnumType>