ดึงข้อมูลจากรูปแบบ PDF ผ่าน C#

var inputFile = Path.Combine(dataDir, "sample.pdf");
var pdfDocument = new Aspose.Pdf.Document(inputFile);
foreach (var formField in pdfDocument.Form.Cast<Aspose.Pdf.Forms.Field>())
{            
    Console.WriteLine("Field Name : {0} ", formField.PartialName);
    Console.WriteLine("Value : {0} ", formField.Value);
}