Detecting the version of a PDF document The following sample of code will help you to detect the PDF version a loaded document and extract some additional file format information.
Load a PDF document Extract the root metadata package Use the FileType property to obtain file format information AdvancedUsage.ManagingMetadataForSpecificFormats.Document.Pdf.PdfReadFileFormatProperties
using (Metadata metadata = new Metadata(Constants.InputPdf)) { var root = metadata.GetRootPackage(); Console.WriteLine(root.FileType.FileFormat); Console.WriteLine(root.FileType.Version); Console.WriteLine(root.FileType.MimeType); Console.WriteLine(root.FileType.Extension); } Reading built-in metadata properties To access built-in metadata of a PDF document, please use the DocumentProperties property defined in the DocumentRootPackage class....Watermark Product Solution GroupDocs...Upgrade an Order Support Docs API Reference Live Demos Free Support...
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查找有关在任何平台上使用代码转换各种类型的文档和图像的答案。...查找API的答案 GroupDocs.Total Product Family GroupDocs.Conversion...Product Family GroupDocs.Watermark Product Family GroupDocs.Merger...
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