Open a Word Processing Document from a filename using Open XML SDK 2.0

 
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using DocumentFormat.OpenXml;
using DocumentFormat.OpenXml.Packaging;
using DocumentFormat.OpenXml.Wordprocessing;
 
namespace OpenXMLConsole
{
    class Program
    {
        static void Main(string[] args)
        {         
            string path = @"E:\OpenXMLTest.docx";
            //// Creates the new instance of the WordprocessingDocument class from the specified file
            //// WordprocessingDocument.Open(String, Boolean) method
            //// Parameters:
            //// string path - path is a string which contains the path of the document
            //// bool isEditable
            using (WordprocessingDocument doc = WordprocessingDocument.Open(path,true))
            {
                //// Defines the MainDocumentPart 
                MainDocumentPart mainPart = doc.MainDocumentPart;
                mainPart.Document = new Document(
                    new Body(
                        new Paragraph(
                            new Run(
                                new Text("HI!!!!!!")))));
            }
        }
    }
}