C# : Read pdf intearactive form text fields, Write those fields values in CSV and XML format

- Create a pdf interactive form using adobeFormsCentral>save it>add it in your project.
-- Download iTextSharp >unzip it>find core iTextSharp.dll>add it as reference in your project >finally include this library for your functions> there you are .. ready..

public string pdfInputFile = "//~Files/pdfTest2.pdf"; 
public string pn, nam, ph;

    private void ReadPDF()

    {

        PdfReader pdfRdr = new PdfReader(pdfInputFile);

        AcroFields frm = pdfRdr.AcroFields;

        var fkeys = frm.Fields.Keys;

        pn = frm.GetField("txtID");

        nam = frm.GetField("txtName");

        ph = frm.GetField("txtPhone");

    }

// Write and save an CSV file from the pdf fields values

    private void WriteCSV()

    {

        StreamWriter swFromFile = new StreamWriter(@"c:\temp\temp.csv");

        swFromFile.WriteLine("\"ID\";\"Name\";\"Phone\"");

        swFromFile.WriteLine("\"" + pn + "\";\"" + nam + "\";\"" + ph + "\"");

        swFromFile.Flush();

        swFromFile.Close();

    }

// Write and save an XML file from the pdf fields values

    private void WriteXML()

    {

        XmlWriterSettings settings = new XmlWriterSettings();

        settings.Indent = true;

        try

        {

            XmlDocument doc1 = new XmlDocument();

            doc1.LoadXml("<root><ID></ID><Name></Name><Phone></Phone></root>");

            XmlNode xID = doc1.SelectSingleNode("/root/ID");

            xID.InnerText = pn;

            XmlNode xNam = doc1.SelectSingleNode("/root/Name");

            xNam.InnerText = nam;

            XmlNode xPh = doc1.SelectSingleNode("/root/Phone");

            xPh.InnerText = ph;

            doc1.Save(@"c:\temp\temp.xml");

           }

        catch (Exception ex)

        {

            lblmsg.Text = ex.Message;

        }

        txtFileName.Text = "xml writen from pdf";

    }