// PM> Install-Package IronPdf using IronPdf; // Instantiate Renderer var Renderer = new IronPdf.ChromePdfRenderer(); // Create a PDF from a HTML string using C# using var pdf = Renderer.RenderHtmlAsPdf("<h1>Hello World</h1>"); // Export to a file or Stream pdf.SaveAs("output.pdf"); /****** Advanced Example with HTML Assets ******/ // Load external html assets: images, css and javascript. // An optional BasePath 'C:\site\assets\' is set as the file location to load assets from using var myAdvancedPdf = Renderer.RenderHtmlAsPdf("<img src='icons/iron.png'>", @"C:\site\assets\"); pdf.SaveAs("html-with-assets.pdf");

' PM> Install-Package IronPdf Imports IronPdf ' Instantiate Renderer Private Renderer = New IronPdf.ChromePdfRenderer() ' Create a PDF from a HTML string using C# Private var As using ' Export to a file or Stream pdf.SaveAs("output.pdf") '''**** Advanced Example with HTML Assets ***** ' Load external html assets: images, css and javascript. ' An optional BasePath 'C:\site\assets\' is set as the file location to load assets from Using myAdvancedPdf = Renderer.RenderHtmlAsPdf("<img src='icons/iron.png'>", "C:\site\assets\") pdf.SaveAs("html-with-assets.pdf") End Using

// PM> Install-Package IronPdf using IronPdf; // Step 1. Creating a PDF with editable forms from HTML using form and input tags var FormHtml = @" <html> <body> <h2>Editable PDF Form</h2> <form> First name:<br> <input type='text' name='firstname' value='' > <br> Last name:<br> <input type='text' name='lastname' value='' > </form> </body> </html>"; IronPdf.ChromePdfRenderer Renderer = new IronPdf.ChromePdfRenderer(); Renderer.RenderingOptions.CreatePdfFormsFromHtml = true; Renderer.RenderHtmlAsPdf(FormHtml).SaveAs("BasicForm.pdf"); // Step 2. Reading and Writing PDF form values. using var FormDocument = PdfDocument.FromFile("BasicForm.pdf"); //Set and Read the value of the "firstname" field var FirstNameField = FormDocument.Form.GetFieldByName("firstname"); FirstNameField.Value = "Minnie"; Console.WriteLine("FirstNameField value: {0}", FirstNameField.Value); //Set and Read the value of the "lastname" field IronPdf.Forms.FormField LastNameField = FormDocument.Form.GetFieldByName("lastname"); LastNameField.Value = "Mouse"; Console.WriteLine("LastNameField value: {0}", LastNameField.Value); FormDocument.SaveAs("FilledForm.pdf");

' PM> Install-Package IronPdf Imports IronPdf ' Step 1. Creating a PDF with editable forms from HTML using form and input tags Private FormHtml = " <html> <body> <h2>Editable PDF Form</h2> <form> First name:<br> <input type='text' name='firstname' value='' > <br> Last name:<br> <input type='text' name='lastname' value='' > </form> </body> </html>" Private Renderer As New IronPdf.ChromePdfRenderer() Renderer.RenderingOptions.CreatePdfFormsFromHtml = True Renderer.RenderHtmlAsPdf(FormHtml).SaveAs("BasicForm.pdf") ' Step 2. Reading and Writing PDF form values. Using FormDocument = PdfDocument.FromFile("BasicForm.pdf") 'Set and Read the value of the "firstname" field Dim FirstNameField = FormDocument.Form.GetFieldByName("firstname") FirstNameField.Value = "Minnie" Console.WriteLine("FirstNameField value: {0}", FirstNameField.Value) 'Set and Read the value of the "lastname" field Dim LastNameField As IronPdf.Forms.FormField = FormDocument.Form.GetFieldByName("lastname") LastNameField.Value = "Mouse" Console.WriteLine("LastNameField value: {0}", LastNameField.Value) FormDocument.SaveAs("FilledForm.pdf") End Using

IronPDF Blog

May 18, 2022

A Comparison between IronPDF and Devexpress PDF Viewer

IronPDF and Devexpress pdf are two libraries that may be used in your Microsoft.NET application