/// <summary>
??????? /// 查找替換文本
??????? /// </summary>
??????? /// <param name="filePath">文件路徑</param>
??????? /// <param name="strOld">查找文本</param>
??????? /// <param name="strNew">替換文本</param>
???????? private void WordReplace(string filePath, string strOld, string strNew)
???????? {
???????????? //實例化對象
???????????? Microsoft.Office.Interop.Word._Application app = new Microsoft.Office.Interop.Word.ApplicationClass();//new Microsoft.Office.Interop.Word.ApplicationClass();

?

???????????? object nullobj = Type.Missing;

?

???????????? object file = filePath;

?

???????????? Microsoft.Office.Interop.Word._Document doc = app.Documents.Open(
???????????? ref file, ref nullobj, ref nullobj,
???????????? ref nullobj, ref nullobj, ref nullobj,
???????????? ref nullobj, ref nullobj, ref nullobj,
???????????? ref nullobj, ref nullobj, ref nullobj,
???????????? ref nullobj, ref nullobj, ref nullobj, ref nullobj) as Microsoft.Office.Interop.Word._Document;

?

???????????? app.Selection.Find.ClearFormatting();
???????????? app.Selection.Find.Replacement.ClearFormatting();
???????????? app.Selection.Find.Text = strOld;
???????????? app.Selection.Find.Replacement.Text = strNew;

?

???????????? object objReplace = Microsoft.Office.Interop.Word.WdReplace.wdReplaceAll;

?

???????????? app.Selection.Find.Execute(ref nullobj, ref nullobj, ref nullobj,
??????????????????????????????????????? ref nullobj, ref nullobj, ref nullobj,
??????????????????????????????????????? ref nullobj, ref nullobj, ref nullobj,
??????????????????????????????????????? ref nullobj, ref objReplace, ref nullobj,
??????????????????????????????????????? ref nullobj, ref nullobj, ref nullobj);

?

???????????? //清空Range對象
???????????? //Microsoft.Office.Interop.Word.Range range = null;

???????????? //保存
???????????? doc.Save();
???????????? doc.Close(ref nullobj, ref nullobj, ref nullobj);
???????????? app.Quit(ref nullobj, ref nullobj, ref nullobj);
???????? }

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