راهکار فراداده سند پی دی اف

    // Open document
    Document pdfDocument = new Document(dataDir + "SetFileInfo.pdf");

    // Specify document information
    DocumentInfo docInfo = new DocumentInfo(pdfDocument);

    docInfo.Author = "Aspose";
    docInfo.CreationDate = DateTime.Now;
    docInfo.Keywords = "Aspose.Pdf, DOM, API";
    docInfo.ModDate = DateTime.Now;
    docInfo.Subject = "PDF Information";
    docInfo.Title = "Setting PDF Document Information";

    dataDir = dataDir + "SetFileInfo_out.pdf";
    // Save output document
    pdfDocument.Save(dataDir);