摘要：
添加引用，选择.NET选项卡，找到 Microsoft.Office.Interop.Excel.dll 确定1usingSystem;2usingSystem.Data;3usingSystem.Configuration;4usingSystem.Linq;5usingSystem.Web;6usingSystem.Web.Security;7usingSystem.Web.UI;8usingSystem.Web.UI.HtmlControls;9usingSystem.Web.UI.WebControls;10usingSystem.Web.UI.WebControls.WebParts 阅读全文
