Bookmark Remove Function. Removes a Bookmark from the list. ABCpdf .NET PDF Library. From ABCpdf .net previous page next page Remove Function Removes a Bookmark from the list. Syntax [C#]bool Remove(Bookmark value) [Visual Basic]Function Remove(value As Bookmark) As Boolean Params Name Description value The Bookmark to be removed. return True if the Bookmark is removed, otherwise false. Notes When a Bookmark is removed the elements that follow the removed element move up to occupy the vacated spot. Example None. previous page start next page