Convert RTF string to HTML file
in C# and VB.NET


Complete code 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using SautinSoft.RtfToHtml;

namespace Example
{
    class Program
    {
        static void Main(string[] args)
        {
            ConvertRtfToHtml();
        }
        /// <summary>
        /// Converts RTF string to HTML file.
        /// </summary>
        static void ConvertRtfToHtml()
        {
            // This file is necessary to get RTF content as string.
            string inpFile = @"..\..\..\..\example.rtf";
            string rtfString = File.ReadAllText(inpFile);

            string outfile = Path.GetFullPath("Result.html");

            RtfToHtml r = new RtfToHtml();

            using (MemoryStream inpMs = new MemoryStream(Encoding.UTF8.GetBytes(rtfString)))
            {
                using (MemoryStream resMs = new MemoryStream())
                {
                    r.Convert(inpMs, resMs, new HtmlFixedSaveOptions() { Title = "SautinSoft Example." });
                    File.WriteAllBytes(outfile, resMs.ToArray());
                }
            }            

            // Open the result for demonstration purposes.
            System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outfile) { UseShellExecute = true });
        }
    }
}

Download.

        
            Imports System
Imports System.Collections.Generic
Imports System.Linq
Imports System.Text
Imports System.IO
Imports SautinSoft.RtfToHtml

Namespace Example
	Friend Class Program
		Shared Sub Main(ByVal args() As String)
			ConvertRtfToHtml()
		End Sub
		''' <summary>
		''' Converts RTF string to HTML file.
		''' </summary>
		Private Shared Sub ConvertRtfToHtml()
			' This file is necessary to get RTF content as string.
			Dim inpFile As String = "..\..\..\..\example.rtf"
			Dim rtfString As String = File.ReadAllText(inpFile)

			Dim outfile As String = Path.GetFullPath("Result.html")

			Dim r As New RtfToHtml()

			Using inpMs As New MemoryStream(Encoding.UTF8.GetBytes(rtfString))
				Using resMs As New MemoryStream()
					r.Convert(inpMs, resMs, New HtmlFixedSaveOptions() With {.Title = "SautinSoft Example."})
					File.WriteAllBytes(outfile, resMs.ToArray())
				End Using
			End Using

			' Open the result for demonstration purposes.
			System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(outfile) With {.UseShellExecute = True})
		End Sub
	End Class
End Namespace

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If you are looking also for a .NET solution to Create or Modify HTML documents, see our Document .Net.

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