Helper.cs

// Install-Package iTextSharp -Version 5.5.10
using iTextSharp.text;

using iTextSharp.text.pdf;

using iTextSharp.text.html.simpleparser;

private void printHtmlToPdf(string html)

        {

            StringReader sr = new StringReader(html);

            Document pdfDoc = new Document(PageSize.A4, 10f, 10f, 10f, 0f);

            HTMLWorker htmlparser = new HTMLWorker(pdfDoc);

            PdfWriter.GetInstance(pdfDoc, Response.OutputStream);

            pdfDoc.Open();

            htmlparser.Parse(sr);

            pdfDoc.Close();

            Response.ContentType = "application/pdf";

            Response.AddHeader("content-disposition", "attachment;filename=Siparis.pdf");

            Response.Cache.SetCacheability(HttpCacheability.NoCache);

            Response.Write(pdfDoc);

            Response.End();

        }