XTextStyle PreserveSpace Property. Whether to preserve white space characters for plain text. ABCpdf .NET PDF Library. From ABCpdf .net previous page next page PreserveSpace Property Type Default Read Only Description [C#] bool [Visual Basic] Boolean false No Whether to preserve white space characters for plain text. Notes This property determines whether white space characters are preserved when Doc.AddText is called. It does not affect Doc.AddHtml. Example None. previous page start next page