驗證實體容器元素若沒有其他錯誤，其類型不能是無。
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 EntityContainerElementMustNotHaveKindOfNone As ValidationRule(Of IEdmEntityContainerElement)
'用途
Dim value As ValidationRule(Of IEdmEntityContainerElement)
value = ValidationRules.EntityContainerElementMustNotHaveKindOfNone
public static readonly ValidationRule<IEdmEntityContainerElement> EntityContainerElementMustNotHaveKindOfNone
public:
static initonly ValidationRule<IEdmEntityContainerElement^>^ EntityContainerElementMustNotHaveKindOfNone
static val EntityContainerElementMustNotHaveKindOfNone: ValidationRule<IEdmEntityContainerElement>
public static final var EntityContainerElementMustNotHaveKindOfNone : ValidationRule<IEdmEntityContainerElement>