asp.net C# 文件摘要改变

一、下载 Dsofile.dll

http://www.microsoft.com/downloads/details.aspx?FamilyID=9ba6fac6-520b-4a0a-878a-53ec8300c4c2&DisplayLang=en

二、引用Dsofile.dll库

三、asp.net C#代码

 

using DSOFile;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

        HttpPostedFile hpf = Request.Files["photo-path2"];
        HttpPostedFile FPhpf = Request.Files["photo-path1"];
        string a = hpf.FileName.ToString();       
        OleDocumentPropertiesClass cfile = new OleDocumentPropertiesClass();
        cfile.Open(a, false, dsoFileOpenOptions.dsoOptionOpenReadOnlyIfNoWriteAccess);
        string aut =  cfile.SummaryProperties.Title;
        cfile.SummaryProperties.Title = "bbbbbbbbbbbbbb";
        string aut1 = cfile.SummaryProperties.Title;
        cfile.Save();
        cfile.Close(false );
    }
}