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See Developer Guide: How to save a document in RTF format
using System.IO; using SautinSoft.Document; namespace Example { class Program { static void Main(string[] args) { // Get your free 100-day key here: // https://sautinsoft.com/start-for-free/ SaveToRtfFile(); SaveToRtfStream(); } /// <summary> /// Creates a new document and saves it as RTF file. /// </summary> /// <remarks> /// Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/save-document-as-rtf-net-csharp-vb.php /// </remarks> static void SaveToRtfFile() { // Assume we already have a document 'dc'. DocumentCore dc = new DocumentCore(); dc.Content.End.Insert("Hey Guys and Girls!\nFrom file.", new CharacterFormat() { FontColor = Color.Green, Size = 20 }); string filePath = @"Result-file.rtf"; dc.Save(filePath, new RtfSaveOptions()); // Important for Linux: Install MS Fonts // sudo apt install ttf-mscorefonts-installer -y // Open the result for demonstration purposes. System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(filePath) { UseShellExecute = true }); } /// <summary> /// Creates a new document and saves it as RTF using MemoryStream. /// </summary> /// <remarks> /// Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/save-document-as-rtf-net-csharp-vb.php /// </remarks> static void SaveToRtfStream() { // There variables are necessary only for demonstration purposes. byte[] fileData = null; string filePath = @"Result-stream.rtf"; // Assume we already have a document 'dc'. DocumentCore dc = new DocumentCore(); dc.Content.End.Insert("Hey Guys and Girls!\nFrom MemoryStream.", new CharacterFormat() { FontColor = Color.Orange, Size = 20 }); // Let's save our document to a MemoryStream. using (MemoryStream ms = new MemoryStream()) { dc.Save(ms, new RtfSaveOptions()); fileData = ms.ToArray(); } File.WriteAllBytes(filePath, fileData); // Important for Linux: Install MS Fonts // sudo apt install ttf-mscorefonts-installer -y // Open the result for demonstration purposes. System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(filePath) { UseShellExecute = true }); } } }
Imports System Imports System.IO Imports SautinSoft.Document Module Sample Sub Main() SaveToRtfFile() SaveToRtfStream() End Sub ''' Get your free 100-day key here: ''' https://sautinsoft.com/start-for-free/ ''' <summary> ''' Creates a new document and saves it as RTF file. ''' </summary> ''' <remarks> ''' Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/save-document-as-rtf-net-csharp-vb.php ''' </remarks> Sub SaveToRtfFile() ' Assume we already have a document 'dc'. Dim dc As New DocumentCore() dc.Content.End.Insert("Hey Guys and Girls!" & vbLf & "From file.", New CharacterFormat() With { .FontColor = Color.Green, .Size = 20 }) Dim filePath As String = "Result-file.rtf" dc.Save(filePath, New RtfSaveOptions()) ' Open the result for demonstration purposes. System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(filePath) With {.UseShellExecute = True}) End Sub ''' <summary> ''' Creates a new document and saves it as RTF using MemoryStream. ''' </summary> ''' <remarks> ''' Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/save-document-as-rtf-net-csharp-vb.php ''' </remarks> Sub SaveToRtfStream() ' There variables are necessary only for demonstration purposes. Dim fileData() As Byte = Nothing Dim filePath As String = "Result-stream.rtf" ' Assume we already have a document 'dc'. Dim dc As New DocumentCore() dc.Content.End.Insert("Hey Guys and Girls!" & vbLf & "From MemoryStream.", New CharacterFormat() With { .FontColor = Color.Orange, .Size = 20 }) ' Let's save our document to a MemoryStream. Using ms As New MemoryStream() dc.Save(ms, New RtfSaveOptions()) fileData = ms.ToArray() End Using File.WriteAllBytes(filePath, fileData) ' Open the result for demonstration purposes. System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(filePath) With {.UseShellExecute = True}) End Sub End Module