Visual Basic
C#
Managed Extensions for C++
C++/CLI
PDF provides Boolean objects identified by the keywords true and false.
Boolean objects can be used as the values of array elements and dictionary entries.
System.Object
ImageGear.Formats.PDF.ImGearPDFObject
ImageGear.Formats.PDF.ImGearPDFBasObj
ImageGear.Formats.PDF.ImGearPDFBasBool