RemoveAllReplies

public void RemoveAllReplies()

Document doc = new Document();

Comment comment = new Comment(doc, "John Doe", "J.D.", DateTime.Now);
comment.SetText("My comment.");

doc.FirstSection.Body.FirstParagraph.AppendChild(comment);

comment.AddReply("Joe Bloggs", "J.B.", DateTime.Now, "New reply");
comment.AddReply("Joe Bloggs", "J.B.", DateTime.Now, "Another reply");

Assert.AreEqual(2, comment.Replies.Count()); 

// Below are two ways of removing replies from a comment.
// 1 -  Use the "RemoveReply" method to remove replies from a comment individually:
comment.RemoveReply(comment.Replies[0]);

Assert.AreEqual(1, comment.Replies.Count());

// 2 -  Use the "RemoveAllReplies" method to remove all replies from a comment at once:
comment.RemoveAllReplies();

Assert.AreEqual(0, comment.Replies.Count());