读写文件信息的dsofile_x64.dll

引用该dll即可 以C#修改文件作者为例： OleDocumentProperties file = new OleDocumentProperties(); file.Open(path); Console.WriteLine("old:" + file.SummaryProperties.Author); file.SummaryProperties.Author = "123"; file.Save(); Console.WriteLine("new:" + file.SummaryProperties.Author); file.Close();