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Suriya-BalamuruganSuriya-Balamurugan
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Added sample to replace text between custom tags using bookmarks
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‎Bookmarks/Replace-text-inside-tag/.NET/Replace-text-inside-tag.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 16
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VisualStudioVersion = 16.0.31911.196
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Replace-text-inside-tag", "Replace-text-inside-tag\Replace-text-inside-tag.csproj", "{C17B90BC-F559-456B-B189-90B53FF6CDD4}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{C17B90BC-F559-456B-B189-90B53FF6CDD4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{C17B90BC-F559-456B-B189-90B53FF6CDD4}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{C17B90BC-F559-456B-B189-90B53FF6CDD4}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{C17B90BC-F559-456B-B189-90B53FF6CDD4}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {EF357FC6-E9E5-4E3C-B932-43F727BE1DE4}
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EndGlobalSection
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EndGlobal

‎Bookmarks/Replace-text-inside-tag/.NET/Replace-text-inside-tag/Data/DestinationDocument.docx

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‎Bookmarks/Replace-text-inside-tag/.NET/Replace-text-inside-tag/Data/SourceDocument.docx

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‎Bookmarks/Replace-text-inside-tag/.NET/Replace-text-inside-tag/Output/.gitkeep

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‎Bookmarks/Replace-text-inside-tag/.NET/Replace-text-inside-tag/Program.cs

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using Syncfusion.DocIO;
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using Syncfusion.DocIO.DLS;
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using System.IO;
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using System.Text.RegularExpressions;
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namespace Replace_text_inside_tag
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{
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class Program
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{
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static void Main(string[] args)
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{
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using (FileStream fileStreamPath = new FileStream(Path.GetFullPath(@"Data/DestinationDocument.docx"), FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
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{
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//Open the destination Word document.
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using (WordDocument destinationDocument = new WordDocument(fileStreamPath, FormatType.Docx))
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{
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using (FileStream sourceFileStream = new FileStream(Path.GetFullPath(@"Data/SourceDocument.docx"), FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
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{
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//Open the source Word document.
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using (WordDocument sourceDocument = new WordDocument(sourceFileStream, FormatType.Docx))
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{
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//Get the content between the tags in the source document as body part.
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TextSelection[] textSelections = sourceDocument.FindSingleLine(new Regex("<SourceTag>(.*)</SourceTag>"));
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if (textSelections != null)
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{
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TextBodyPart bodyPart = new TextBodyPart(destinationDocument);
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for (int i = 1; i < textSelections.Length - 1; i++)
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{
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WParagraph paragraph = new WParagraph(destinationDocument);
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foreach (var range in textSelections[i].GetRanges())
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{
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WTextRange textrange = range.Clone() as WTextRange;
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paragraph.ChildEntities.Add(textrange);
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}
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bodyPart.BodyItems.Add(paragraph);
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}
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//Replace the text between specified tags in the destination document using a bookmark
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//with the content from the source document.
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ReplaceTextBetweenTags(destinationDocument, bodyPart);
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}
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//Create file stream.
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using (FileStream outputFileStream = new FileStream(Path.GetFullPath(@"Output/Output.docx"), FileMode.Create, FileAccess.ReadWrite))
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{
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//Save the Word document to file stream.
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destinationDocument.Save(outputFileStream, FormatType.Docx);
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}
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}
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}
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}
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}
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}
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#region Helper Methods
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/// <summary>
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/// Replaces the content between specified start and end tags within the destination document using a bookmark.
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/// </summary>
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/// <param name="destinationDocument">The Word document where the replacement is to be performed.</param>
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/// <param name="bodyPart">The content to insert between the specified start and end tags.</param>
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private static void ReplaceTextBetweenTags(WordDocument destinationDocument, TextBodyPart bodyPart)
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{
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//Define the start and end tags to identify the content to be replaced.
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string startTag = "<DestTag>";
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string endTag = "</DestTag>";
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//Create bookmark start and bookmark end.
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BookmarkStart bookmarkStart = new BookmarkStart(destinationDocument, "Adventure_Bkmk");
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BookmarkEnd bookmarkEnd = new BookmarkEnd(destinationDocument, "Adventure_Bkmk");
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//Find the start tag in the destination document.
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TextSelection textSelection = destinationDocument.Find(startTag, false, false);
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if (textSelection == null) return; //Exit if start tag is not found.
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//Add a bookmark start after the start tag location.
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WTextRange startTagTextRange = textSelection.GetAsOneRange();
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WParagraph startTagParagraph = startTagTextRange.OwnerParagraph;
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int startTagIndex = startTagParagraph.ChildEntities.IndexOf(startTagTextRange);
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startTagParagraph.Items.Insert(startTagIndex + 1, bookmarkStart);
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//Find the end tag in the destination document.
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textSelection = destinationDocument.Find(endTag, false, false);
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if (textSelection == null) return; // Exit if end tag is not found
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//Add a bookmark end at the end tag location (before end tag).
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WTextRange endTagTextRange = textSelection.GetAsOneRange();
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WParagraph endTagParagraph = endTagTextRange.OwnerParagraph;
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int endTagIndex = endTagParagraph.ChildEntities.IndexOf(endTagTextRange);
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endTagParagraph.Items.Insert(endTagIndex, bookmarkEnd);
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//Create the bookmark navigator instance to access the bookmark.
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BookmarksNavigator bookmarkNavigator = new BookmarksNavigator(destinationDocument);
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//Move the virtual cursor to the location of the bookmark "Adventure_Bkmk".
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bookmarkNavigator.MoveToBookmark("Adventure_Bkmk");
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//Replace the bookmark content with body part.
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bookmarkNavigator.ReplaceBookmarkContent(bodyPart);
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//Remove the bookmark from the destination document after replacing the content.
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Bookmark bookmark = destinationDocument.Bookmarks.FindByName("Adventure_Bkmk");
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if (bookmark != null)
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destinationDocument.Bookmarks.Remove(bookmark);
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}
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#endregion
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}
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}

‎Bookmarks/Replace-text-inside-tag/.NET/Replace-text-inside-tag/Replace-text-inside-tag.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net8.0</TargetFramework>
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<RootNamespace>Replace_text_inside_tag</RootNamespace>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Syncfusion.DocIO.Net.Core" Version="*" />
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</ItemGroup>
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<ItemGroup>
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<None Update="Data\DestinationDocument.docx">
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<CopyToOutputDirectory>Always</CopyToOutputDirectory>
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</None>
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<None Update="Data\SourceDocument.docx">
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<CopyToOutputDirectory>Always</CopyToOutputDirectory>
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</None>
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<None Update="Output\.gitkeep">
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<CopyToOutputDirectory>Always</CopyToOutputDirectory>
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</None>
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</ItemGroup>
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</Project>

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