Convert HTML to DOCX bytes in C# and .NET


Complete code

using System;
using System.IO;
using SautinSoft;

namespace Sample
{
    class Test
    {

        static void Main(string[] args)
        {
			// Get your free 30-day key here:   
            // https://sautinsoft.com/start-for-free/
			
            // Convert HTML bytes to DOCX bytes.
            // If you need more information about "HTML to RTF .Net" 
            // Email us at: support@sautinsoft.com.
            ConvertHtmlToDocxBytes();
        }
        public static void ConvertHtmlToDocxBytes()
        {
            SautinSoft.HtmlToRtf h = new SautinSoft.HtmlToRtf();

            string inputFile = @"..\..\..\pic.html";
            string outputFile = "Result.docx";

            // Read our HTML file a bytes.
            byte[] htmlBytes = File.ReadAllBytes(inputFile);
            byte[] docxBytes = null;

            // Specify the 'BaseURL' property that component can find the full path to images, like a: <img src="..\pict.png" and
            // to external css, like a:  <link rel="stylesheet" href="/css/style.css">.
            HtmlConvertOptions opt = new HtmlConvertOptions();
            opt.BaseURL = Path.GetDirectoryName(Path.GetFullPath(inputFile));
            opt.OutputFormat = HtmlToRtf.OutputFormat.Docx;

            if (h.Convert(htmlBytes, out docxBytes, opt))
            {
                // Open the result for demonstration purposes.
                File.WriteAllBytes(outputFile, docxBytes);
                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outputFile) { UseShellExecute = true });
            }
        }
    }
}

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Imports System
Imports System.IO
Imports SautinSoft

Namespace Sample
	Friend Class Test

		Shared Sub Main(ByVal args() As String)
			' Get your free 30-day key here:   
            ' https://sautinsoft.com/start-for-free/
	
			' Convert HTML bytes to DOCX bytes.
			' If you need more information about "HTML to RTF .Net" 
			' Email us at: support@sautinsoft.com.
			ConvertHtmlToDocxBytes()
		End Sub
		Public Shared Sub ConvertHtmlToDocxBytes()
			Dim h As New SautinSoft.HtmlToRtf()

			Dim inputFile As String = "..\..\..\pic.html"
			Dim outputFile As String = "Result.docx"

			' Read our HTML file a bytes.
			Dim htmlBytes() As Byte = File.ReadAllBytes(inputFile)
			Dim docxBytes() As Byte = Nothing

			' Specify the 'BaseURL' property that component can find the full path to images, like a: <img src="..\pict.png" and
			' to external css, like a:  <link rel="stylesheet" href="/css/style.css">.
			Dim opt As New HtmlConvertOptions()
			opt.BaseURL = Path.GetDirectoryName(Path.GetFullPath(inputFile))
			opt.OutputFormat = HtmlToRtf.OutputFormat.Docx

			If h.Convert(htmlBytes, docxBytes, opt) Then
				' Open the result for demonstration purposes.
				File.WriteAllBytes(outputFile, docxBytes)
				System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(outputFile) With {.UseShellExecute = True})
			End If
		End Sub
	End Class
End Namespace

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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.