Convert HTML file to PDF file in C# and .NET


Complete code

using System;
using System.IO;
using System.Collections;
using SautinSoft;

namespace Sample
{
    class Test
    {
        static void Main(string[] args)
        {
			// Before starting, we recommend to get a free key:
            // https://sautinsoft.com/start-for-free/
            
            // Apply the key here:
			// UseOffice.SetLicense("...");
			
            // Convert PDF file to Text file. Works only in Office 2013 and higher.

            // If you are looking for solution without MS Office
            // Please take a look at our PDF Focus .Net: https://www.sautinsoft.com/products/pdf-focus/index.php

            SautinSoft.UseOffice u = new SautinSoft.UseOffice();

            string inpFile = Path.GetFullPath(@"..\..\..\..\..\..\TestFiles\example.pdf");
            string outFile = Path.GetFullPath("Result.txt");

            // Prepare UseOffice .Net, loads MS Word in memory
            if (u.InitWord() != 0)
            {
                Console.WriteLine("Error: Can't load MS Word in memory!");
                Console.WriteLine("Please contact SautinSoft's support Team: support@sautinsoft.com.");
                Console.ReadLine();
            }

            // Check MS Office version
            if (u.OfficeVersion >= UseOffice.eOfficeVersion.Office2013)
            {
                // Converting ...
                int result = u.ConvertFile(inpFile, outFile, UseOffice.eDirection.PDF_to_TEXT);

                if (result == 0)
                {
                    Console.WriteLine("Converting successfully!");
                    // Open the result.
                    System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outFile) { UseShellExecute = true });

                }
                else
                    Console.WriteLine("Error! Please contact with SautinSoft support: support@sautinsoft.com.");
            }
            else
            {
                Console.WriteLine("To convert PDF documents, please install MS Office 2013 or higher.");
            }
            u.CloseOffice();
        }
    }
}

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Imports System
Imports System.IO
Imports System.Collections
Imports SautinSoft

Namespace Sample
    Friend Class Test
        Shared Sub Main(ByVal args() As String)
		
			' Before starting, we recommend to get a free key:
            ' https://sautinsoft.com/start-for-free/
            
            ' Apply the key here:
			' UseOffice.SetLicense("...");
            ' Convert PDF file to Text file. Works only in Office 2013 and higher.

            ' If you are looking for solution without MS Office
            ' Please take a look at our PDF Focus .Net: https://www.sautinsoft.com/products/pdf-focus/index.php

            Dim u As New SautinSoft.UseOffice()

            Dim inpFile As String = Path.GetFullPath("..\..\..\..\..\..\TestFiles\example.pdf")
            Dim outFile As String = Path.GetFullPath("Result.txt")

            ' Prepare UseOffice .Net, loads MS Word in memory
            If u.InitWord() <> 0 Then
                Console.WriteLine("Error: Can't load MS Word in memory!")
                Console.WriteLine("Please contact SautinSoft's support Team: support@sautinsoft.com.")
                Console.ReadLine()
            End If

            ' Check MS Office version
            If u.OfficeVersion >= UseOffice.eOfficeVersion.Office2013 Then
                ' Converting ...
                Dim result As Integer = u.ConvertFile(inpFile, outFile, UseOffice.eDirection.PDF_to_TEXT)

                If result = 0 Then
                    Console.WriteLine("Converting successfully!")
                    ' Open the result.
                    System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(outFile) With {.UseShellExecute = True})

                Else
                    Console.WriteLine("Error! Please contact with SautinSoft support: support@sautinsoft.com.")
                End If
            Else
                Console.WriteLine("To convert PDF documents, please install MS Office 2013 or higher.")
            End If
            u.CloseOffice()
        End Sub
    End Class
End Namespace

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Questions and suggestions from you are always welcome!

We are developing .Net components since 2002. We know PDF, DOCX, RTF, HTML, XLSX and Images formats. If you need any assistance with creating, modifying or converting documents in various formats, we can help you. We will write any code example for you absolutely free.