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创新互联专注于企业网络营销推广、网站重做改版、中卫网站定制设计、自适应品牌网站建设、H5页面制作、商城网站建设、集团公司官网建设、外贸网站制作、高端网站制作、响应式网页设计等建站业务，价格优惠性价比高，为中卫等各大城市提供网站开发制作服务。>using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data;
using System.Data.OleDb;
namespace WindowsFormsApplication7
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
public static DataSet GetExcelData(string str)
{
string strCon = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + str + ";Extended Properties='Excel 12.0;HDR=YES;IMEX=1;'";
OleDbConnection myConn = new OleDbConnection(strCon);
string strCom = " SELECT * FROM [Sheet1$]";
myConn.Open();
OleDbDataAdapter myCommand = new OleDbDataAdapter(strCom, myConn);
DataSet myDataSet = new DataSet();
myCommand.Fill(myDataSet, "[Sheet1$]");
myConn.Close();
return myDataSet;
}
private void button1_Click(object sender, EventArgs e)
{
OpenFileDialog filedialog = new OpenFileDialog();
string FileName = "";
if (filedialog.ShowDialog() == DialogResult.OK)
{
FileName = filedialog.FileName;
dGViewExcel.DataSource = GetExcelData(FileName);
dGViewExcel.DataMember = "[Sheet1$]";
for (int count = 0; (count <= (dGViewExcel.Rows.Count - 1)); count++)
{
dGViewExcel.Rows[count].HeaderCell.Value = (count + 1).ToString();
}
}
}
}
}