public bool IncludeValuesInErrorMessage { get; set; }Public Property IncludeValuesInErrorMessage As Boolean
	Get
	Set
Dim instance As ValidateEnumValueAttribute
Dim value As Boolean
value = instance.IncludeValuesInErrorMessage
instance.IncludeValuesInErrorMessage = valuepublic:
property bool IncludeValuesInErrorMessage {
	bool get ();
	void set (bool value);
}This error message is only used if the validation fails, which only the case for undefined numerical values. Strings that don't match the name don't use this error.