How to Create Word Document Using C#

In this post we will learn “How to Create Word Document Using C#”. Most of the time while working on project we need this, and I hope it will really help you. You can follow below instructions to create word doc using C# code.

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Important steps:

  • As perquisite you must have installed MS office on your machine. 
  • Create a Console or Windows application and place a given code in it.
  •  Add a reference for “Microsoft.Office.Interop.Word“.
  • You can find above DLL at location “C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Interop.Word\\Microsoft.Office.Interop.Word.dll”
How to Create Word Document Using C#

Code Sample:

//parm Header - it will write text with H1 tag in doc
//parm  WholeData -  it is the data which you want to write in doc file after writing header or title. 
private void CreateDocFiles( string header,string WholeData)
                //Create an instance for word app  
                Microsoft.Office.Interop.Word.Application winword = new Microsoft.Office.Interop.Word.Application();

                //Set animation status for word application  
                winword.ShowAnimation = false;

                //Set status for word application is to be visible or not.  
                winword.Visible = false;

                //Create a missing variable for missing value  
                object missing = System.Reflection.Missing.Value;

                //Create a new document  
                Microsoft.Office.Interop.Word.Document document = winword.Documents.Add(ref missing, ref missing, ref missing, ref missing);

  s                //Add paragraph with Heading 1 style  
                Microsoft.Office.Interop.Word.Paragraph para1 = document.Content.Paragraphs.Add(ref missing);
                object styleHeading1 = "Heading 1";
                para1.Range.set_Style(ref styleHeading1);
                para1.Range.Text = header;       // "Para 1  header text";

                //document.Content.Text =  Environment.NewLine + Environment.NewLine; // add new lines after writing header 

                //Add paragraph with Heading 2 style  
                Microsoft.Office.Interop.Word.Paragraph para2 = document.Content.Paragraphs.Add(ref missing);         

                para2.Range.Font.Size = 14;
                para2.Range.Text = WholeData;  // writing body of doc file 

                //Create a 1X1 table and insert some dummy record  
                Table firstTable = document.Tables.Add(para1.Range, 2, 1, ref missing, ref missing);
                firstTable.Borders.Enable = 1;
                foreach (Row row in firstTable.Rows)
                    foreach (Cell cell in row.Cells)
                        //Header row  
                        if (cell.RowIndex == 1)
                            cell.Range.Text = " Sample Code" + cell.ColumnIndex.ToString();
                            cell.Range.Font.Bold = 1;
                            //other format properties goes here  
                            cell.Range.Font.Name = "verdana";
                            cell.Range.Font.Size = 10;
                            //cell.Range.Font.ColorIndex = WdColorIndex.wdGray25;                              
                            cell.Shading.BackgroundPatternColor = WdColor.wdColorGray25;
                            //Center alignment for the Header cells  
                            cell.VerticalAlignment = WdCellVerticalAlignment.wdCellAlignVerticalCenter;
                            cell.Range.ParagraphFormat.Alignment = WdParagraphAlignment.wdAlignParagraphCenter;

                        //Data row  
                            //cell.Range.Text = (cell.RowIndex - 2 + cell.ColumnIndex).ToString();
                            cell.Range.Text = "SQL or C# code sample will appear here";

                //Save the document  
                //removing special chars which are not supported in file name  
                header = header.Replace(",", " ").Replace("-", " ").Replace("\\", " ").Replace("/", " ").Replace(":", " ").Replace("*", " ").Replace("?", " ").Replace("\"", " ").Replace("<", " ").Replace(">", " ").Replace("|", " ");
                object filename = OutPutPath + "\\" + header + ".docx";
                document.SaveAs2(ref filename);
                document.Close(ref missing, ref missing, ref missing);
                document = null;
                winword.Quit(ref missing, ref missing, ref missing);
                winword = null;
                //MessageBox.Show("Document created successfully !");
            catch (Exception ex)
                string errormsg = ex.Message;
How to Create Word Document Using C#

After executing this code, it will create the doc file with required content and save it at the mentioned location. File name will be whatever you pass in Header variable.

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