bool IsPublicHoliday(
	DateTime date,
	CultureInfo? cultureInfo = null
)Dim instance As IHolidayProvider
Dim date As DateTime
Dim cultureInfo As CultureInfo
Dim returnValue As Boolean
returnValue = instance.IsPublicHoliday(date, 
	cultureInfo)bool IsPublicHoliday(
	DateTime date, 
	CultureInfo^ cultureInfo = nullptr
)No code example is currently available or this language may not be supported.