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ת×Ô: http://www.cnblogs.com/rentj1/archive/2009/02/23/1396187.html
1 н¨Àà¿âMyTestDLL
2 ÓÒ»÷ÏîÄ¿“MyTestDLL”-¡·ÊôÐÔ-¡·Éú³É-¡·¹´Ñ¡“ΪCOM»¥²Ù×÷×¢²á”
3 ´ò¿ª AssemblyInfo.cs Îļþ ÐÞ¸Ä [assembly: ComVisible(true)]
4 ´ò¿ªVisual Sutdio 2008 µÄÃüÁîÌáʾÐй¤¾ßÊäÈëguidgen.exe Ñ¡ÔñDEFINE_GUID µ¥»÷ "New GUID"
5´úÂë
      1¡¢Ã¿¸öÀàÃû¶ÔÓ¦Ò»¸ö½Ó¿ÚÃû£¬½Ó¿ÚÃûÊÇÀàÃûǰ¼ÓÉÏÒ»¸ö´óдµÄI
      2¡¢½Ó¿ÚÖÐÉùÃ÷µÄ·½·¨ÒªÊ¹ÓÃÊôÐÔ [DispId(n)]
      3¡¢Àà±ØÐëÓÐÒ»¸öÎ޲ι¹Ô캯Êý
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
namespace MyTestDll
{
     //  ÕâÀïGuidΪµÚ4²½Éú³ÉµÄ¡£
    [Guid("FFA4B191-FB5B-4dd5-B7B1-B2F32BF6F1FF")]
    public interface IMyTestDll
    {
        [DispId(0)]
        string GetAbout();
    }
    public class Test1:IMyTestDll
    {
        private string summary;
        public Test1()
        {
            summary = "ÕâÊÇÎҵĵÚÒ»¸ö²âÊÔ";
        }
        public string GetAbout()
        {
            return summary;
        }
    }
}
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Response.Buffer = true
Response.Clear
dim url
Dim fso,fl,flsize
dim Dname
Dim objStream,ContentType,flName,isre,url1
Dim strFileName
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using System.Data;
using System.Drawing;
using System.Globalization;
using System.IO;
using System.Windows.Forms;
using Excel = Microsoft.Office.Interop.Excel;
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namespace WinFormTable
{
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