How to Accept all revisions in a word processing document

OpenXML SDK
Spire.Doc
Download Sample Code

class Program
    {
        static void Main(string[] args)
        {
            string docName = "OpenXML.docx";
            string authorName = "Gary zhang";
            AcceptRevisions(docName, authorName);
        }
        public static void AcceptRevisions(string fileName, string authorName)
        {
            // Given a document name and an author name, accept revisions. 
            using (WordprocessingDocument wdDoc = WordprocessingDocument.Open(fileName, true))
            {
                Body body = wdDoc.MainDocumentPart.Document.Body;

                // Handle the formatting changes.
                List changes =
                    body.Descendants()
                    .Where(c => c.Author.Value == authorName).Cast().ToList();

                foreach (OpenXmlElement change in changes)
                {
                    change.Remove();
                }

                // Handle the deletions.
                List deletions =
                    body.Descendants()
                    .Where(c => c.Author.Value == authorName).Cast().ToList();

                deletions.AddRange(body.Descendants()
                    .Where(c => c.Author.Value == authorName).Cast().ToList());

                deletions.AddRange(body.Descendants()
                    .Where(c => c.Author.Value == authorName).Cast().ToList());

                foreach (OpenXmlElement deletion in deletions)
                {
                    deletion.Remove();
                }

                // Handle the insertions.
                List insertions =
                    body.Descendants()
                    .Where(c => c.Author.Value == authorName).Cast().ToList();

                insertions.AddRange(body.Descendants()
                    .Where(c => c.Author.Value == authorName).Cast().ToList());

                insertions.AddRange(body.Descendants()
                    .Where(c => c.Author.Value == authorName).Cast().ToList());

                foreach (OpenXmlElement insertion in insertions)
                {
                    // Found new content.
                    // Promote them to the same level as node, and then delete the node.
                    foreach (var run in insertion.Elements())
                    {
                        if (run == insertion.FirstChild)
                        {
                            insertion.InsertAfterSelf(new Run(run.OuterXml));
                        }
                        else
                        {
                            insertion.NextSibling().InsertAfterSelf(new Run(run.OuterXml));
                        }
                    }
                    insertion.RemoveAttribute("rsidR",
                        "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
                    insertion.RemoveAttribute("rsidRPr",
                        "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
                    insertion.Remove();
                }
            }
        }
    }

class Program
    {
        static void Main(string[] args)
        {
            string docName = "OpenXML.docx";
            AcceptRevisions(docName);
        }
        public static void AcceptRevisions(string fileName)
        {
            Document doc = new Document();
            doc.LoadFromFile(fileName);
            doc.AcceptChanges();
            doc.SaveToFile(fileName, FileFormat.Docx);
        }
    }

AcceptRevisions.zip