Image Viewer CP Gold SDK ActiveX Control ReferenceProperties PDFVersion Image Viewer CP ActiveX Control PDFVersion Return the PDF version information when you loading the PDF file. ImageViewer1.PDFVersion[=double] Parameterdoublethe value of PDF version.RemarkThis property is Read only. Example Visual Basic SyntaxImageViewer1.FileName="c:\test.pdf"MsgBox str(ImageViewer1.PDFVersion)