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C#ʵÏÖAccessµ¼Èëµ¼³öExcel

Ò»¡¢Access´ÓExcelÖе¼ÈëÊý¾Ý
1.Óõ½µÄExcel±íµÄ¸ñʽ¼°ÄÚÈÝ
 
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 OleDbConnection con = new OleDbConnection();
try
{
OpenFileDialog openFile = new OpenFileDialog();//´ò¿ªÎļþ¶Ô»°¿ò¡£
openFile.Filter = ("Excel Îļþ(*.xls)|*.xls");//ºó׺Ãû¡£
if (openFile.ShowDialog() == DialogResult.OK)
{
string filename = openFile.FileName;
int index = filename.LastIndexOf("\\");//½ØÈ¡ÎļþµÄÃû×Ö
filename = filename.Substring(index + 1);
conExcel.ConnectionString = "Provider=Microsoft.Jet.Oledb.4.0;Data Source=" +
Application.StartupPath + "\\Appdata.mdb";
//½«excelµ¼Èëaccess
//distinct :ɾ³ýexcelÖØ¸´µÄÐÐ.
//[excelÃû].[sheetÃû] ÒÑÓеÄexcelµÄ±íÒª¼Ó$
//where not in : ²åÈë²»ÖØ¸´µÄ¼Ç¼¡£

string sql = "insert into Users2(Óû§±àºÅ,Óû§ÐÕÃû) select distinct * from [Excel 8.0;database=" +
filename + "].[name$] where Óû§±àºÅ not in (select Óû§±àºÅ from Users2) ";
OleDbCommand com = new OleDbCommand(sql, con);
con.Open();
com.ExecuteNonQuery();
MessageBox.Show("µ¼ÈëÊý¾Ý³É¹¦", "µ¼ÈëÊý¾Ý", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
finally
{
con.Close();
}
 
¶þ¡¢Accessµ¼³öExcel
OleDbConnection con = new OleDbConnection();
try
{
SaveFileDialog saveFile = new SaveFileDialog();
saveFile.Filter = ("Excel Îļþ(*.xls)|*.xls");//Ö¸¶¨Îļþºó׺ÃûΪExcel Î


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C#¶ÁдXMLÎļþ

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XMLÊÇÒ»ÏîÈÈÃŵļ¼Êõ¡£ËüÖ®ËùÒÔÄܹ»ÒýÆðÈËÃǵÄÐËȤ£¬Ò»¸öÖ÷ÒªµÄÔ­ÒòÔÚÓÚËüÊ®·ÖµÄ¼òµ¥£¬ÈËÃÇ¿ÉÒÔºÜÈÝÒ×µØÀí½âºÍʹÓÃËü¡£Ã¿Ò»¸ö³ÌÐòÔ±¶¼ÄÜÇáÒ׵ؿ´¶®Ò»¸öXMLÎļþ£¬Àí½âËü°üº¬µÄÄÚÈÝ¡£
.NETÖаüº¬Á˺ܶàÖ§³ÖXMLµÄÀ࣬ÕâЩÀàʹµÃ³ÌÐòԱʹÓÃXML±à³Ì¾ÍÈçͬÀí½âXMLÎļþÒ»Ñù¼òµ¥¡£ÔÚÕâÆªÎÄÕÂÖУ¬ÎÒ½«¸ø³öÕâÑùµÄÒ»¸öÀàµÄʹÓÃʾ ......

asp.net(c#) Ë®ÏÉ»¨Êý

Ë®ÏÉ»¨Êý£ºÒ»¸öÈýλÕûÊý¸÷λÊý×ÖµÄÁ¢·½ºÍµÈÓÚ¸ÃÊý±¾Éí¾Í³Æ¸ÃÊýΪˮÏÉ»¨Êý£¬Ë®ÏÉ»¨Êý¹²ÓÐ4¸ö£¬·Ö±ðΪ£º153¡¢370¡¢371¡¢407( ÀýÈ磺1^3 + 5^3 + 3^3 = 153 )¡£ÎÒдµÄ´úÂëÈçÏ£¬ÄãÓÐÆäËûµÄʵÏÖ´úÂëÒ²¿ÉÒÔ·¢±íÆÀÂÛ¡£
int i, m,n,k;
for (i = 100; i < 1000; i++)
{
//È¡µÃ°ÙλÊý
m = i / 100;
//È¡µ ......

AccessµÄDBHelper.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.OleDb;
using System.Configuration;
namespace TaobaoDAL
{
public class DBHelper
{
//Òýµ¼Êý¾Ý¿âÁ¬½ÓÊý¾Ý¿âµ÷ÓÃWeb.ConfigÎļþ
private static OleDbConnection conn ......

VC++ÖÐʹÓÃADO·½Ê½²Ù×÷ACCESSÊý¾Ý¿â(×ªÔØ)

VC++ÖÐʹÓÃADO·½Ê½²Ù×÷ACCESSÊý¾Ý¿â
×ªÔØ£ºhttp://www.programbbs.com/doc/3078.htm
ADO(ActiveX Data Object)ÊÇMicrosoftÊý¾Ý¿âÓ¦ÓóÌÐò¿ª·¢µÄнӿڣ¬Êǽ¨Á¢ÔÚOLE DBÖ®Éϵĸ߲ãÊý¾Ý¿â·ÃÎʼ¼Êõ£¬¼´Ê¹Äã¶ÔOLE DB£¬COM²»Á˽âÒ²ÄÜÇáËɶԸ¶ADO,ÒòΪËü·Ç³£¼òµ¥Ò×Óã¬ÉõÖÁ±ÈÄãÒÔÍùËù½Ó´¥µÄODBC API¡¢DAO¡¢RDO¶¼ÒªÈÝÒ×ʹÓ㬲¢² ......

c# asp.net ×Ö·û´®¼ÓÃܽâÃܵÄÀà


using System;   
using System.Collections.Generic;   
using System.Text;   
using System.Security.Cryptography;//CryptographyÃÜÂëÊõ   
namespace DAL   
{   
    public class Enc ......
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