Document document = new Document();
document.LoadFromStream(myStream,FileFormat.Docx);
Dim doc As New Document()
Dim ms As New IO.MemoryStream(File.ReadAllBytes("C:\test.docx"))
doc.LoadFromStream(ms, FileFormat.Docx)
//Create New Word
Document doc = new Document();
//Add Section
Section section = doc.AddSection();
//Add Paragraph
Paragraph Para = section.AddParagraph();
//Append Text
Para.AppendText("Hello World!");
doc.SaveToFile("output.docx", FileFormat.Docx2010);