942118- Added DocIO Sample for insert merge fields at bookmark location in a word document

Mail-Merge/insert-merge-field-at-bookmark/.NET/insert-merge-field-at-bookmark.slnx

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+<Solution>
+  <Project Path="insert-merge-field-at-bookmark/insert-merge-field-at-bookmark.csproj" />
+</Solution>

Mail-Merge/insert-merge-field-at-bookmark/.NET/insert-merge-field-at-bookmark/Output/.gitkeep

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+

Mail-Merge/insert-merge-field-at-bookmark/.NET/insert-merge-field-at-bookmark/Program.cs

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+using Syncfusion.DocIO;
+using Syncfusion.DocIO.DLS;
+
+namespace Insert_merge_field_at_bookmark
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            using (FileStream fileStreamPath = new FileStream(Path.GetFullPath(@"Data/Template.docx"), FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
+            {
+                //Load an existing Word document into DocIO instance
+                using (WordDocument document = new WordDocument(fileStreamPath, FormatType.Docx))
+                {
+                    #region Insert paragraph at bookmark
+                    // Create text bodypart
+                    TextBodyPart bodyPart = new TextBodyPart(document);
+                    // Create new paragraph and append merge field
+                    WParagraph para = new WParagraph(document);
+                    para.AppendField("Product", FieldType.FieldMergeField);
+                    bodyPart.BodyItems.Add(para);
+
+                    //Create the bookmark navigator instance to access the bookmark
+                    BookmarksNavigator bkmk = new BookmarksNavigator(document);
+                    //Move the virtual cursor to the location before the end of the bookmark
+                    bkmk.MoveToBookmark("bookmark");
+                    // Replace the bookmark content with our body part
+                    bkmk.ReplaceBookmarkContent(bodyPart);
+                    #endregion
+
+                    #region Execute mailmerge
+                    string[] fieldNames = { "Product", "ProductNo", "Size" };
+                    string[] fieldValues = { "Cycle", "1234", "32" };
+                    document.MailMerge.Execute(fieldNames, fieldValues);
+                    #endregion
+
+                    //Creates file stream
+                    using (FileStream outputFileStream = new FileStream(Path.GetFullPath(@"Output/Result.docx"), FileMode.Create, FileAccess.ReadWrite))
+                    {
+                        //Save the loaded document in WordML format to the output stream
+                        document.Save(outputFileStream, FormatType.Docx);
+                        //Close the Word document
+                        document.Close();
+                    }
+                }
+            }
+        }
+    }
+}

Mail-Merge/insert-merge-field-at-bookmark/.NET/insert-merge-field-at-bookmark/insert-merge-field-at-bookmark.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <RootNamespace>insert_merge_field_at_bookmark</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.DocIO.Net.Core" Version="*" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="Data\Template - Copy.docx">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Update="Data\Template.docx">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Update="Output\.gitkeep">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Update="Output\Result.docx">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>