C#编程：操作Word文档实例与命名空间应用

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.Office.Interop.Word;
namespace Test
{
 class Program
    {
    
     public static void crate()
     {
         object oMissing = System.Reflection.Missing.Value;
         Microsoft.Office.Interop.Word.Application oWord;
         Microsoft.Office.Interop.Word.Document oDoc;
         oWord = new Microsoft.Office.Interop.Word.Application();
         oWord.Visible = true;
         oDoc = oWord.Documents.Add(ref oMissing, ref oMissing, ref oMissing, ref oMissing);

         object start = 0;
         object end = 0;
         Microsoft.Office.Interop.Word.Range tableLocation = oDoc.Range(ref start, ref end);
         oDoc.Tables.Add(tableLocation, 3, 4, ref oMissing, ref oMissing);

         Microsoft.Office.Interop.Word.Table newTable = oDoc.Tables[1];
         object beforeRow = newTable.Rows[1];
         newTable.Rows.Add(ref beforeRow);

         Microsoft.Office.Interop.Word.Cell cell = newTable.Cell(1, 1);
         cell.Merge(newTable.Cell(1, 3));

         object na = 2;
         object nb = 2;
         cell.Split(ref na,ref nb);

           
     }
    
     public static bool Replace(Microsoft.Office.Interop.Word.Document ooDoc,string strOldText, string strNewText)
     {
         ooDoc.Content.Find.Text = strOldText;
         object FindText, ReplaceWith, Replace;//
         object MissingValue = Type.Missing;
         FindText = strOldText;//要查找的文本
         ReplaceWith = strNewText;//替换文本
         Replace = Microsoft.Office.Interop.Word.WdReplace.wdReplaceAll;
         ooDoc.Content.Find.ClearFormatting();//移除Find的搜索文本和段落格式设置
         if (ooDoc.Content.Find.Execute(ref FindText, ref MissingValue, ref MissingValue, ref MissingValue, ref MissingValue, ref MissingValue, ref MissingValue, ref MissingValue, ref MissingValue, ref ReplaceWith, ref Replace, ref MissingValue, ref MissingValue, ref MissingValue, ref MissingValue))
         {
             return true;
         }
         return false;
     }

     public static void opendoc(object  path)
     {
         object oMissing = System.Reflection.Missing.Value;
         Microsoft.Office.Interop.Word.Application oWord;
         Microsoft.Office.Interop.Word.Document oDoc;
         oWord = new Application();