中文字幕日韩一区二区_国产一区二区av_国产毛片av_久久久久国产一区_色婷婷电影_国产一区二区精品

asp.net Execl的添加,更新操作實現代碼

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;
public partial class html_Test_Execl : System.Web.UI.Page
......{
static string connectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + HttpContext.Current.Server.MapPath("~/html/") + "new.xls;Extended Properties=Excel 8.0;";
protected void Page_Load(object sender, EventArgs e)
......{
}
protected void btnADONET_CreateExecle_Click(object sender, EventArgs e)
......{
OleDbConnection cn = new OleDbConnection( connectionString );
cn.Open();
OleDbCommand cmd = new OleDbCommand();
cmd.Connection = cn;
cmd.CommandText = "create table myTable(firstName char(255),lastName char(255))";
cmd.ExecuteNonQuery();
cmd.CommandText = "insert into myTable (firstName,lastName) values('liao','haibing')";
cmd.ExecuteNonQuery();
cmd.CommandText = "insert into myTable(firstName,lastName) values('廖','海兵')";
cmd.ExecuteNonQuery();
cmd.CommandText = "create table myTable2(姓名 char(255) , 住址 char(255))";
cmd.ExecuteNonQuery();
cn.Close();
}
protected void btnShowExecl_Content_Click(object sender, EventArgs e)
......{
ShowExeclContent();
}
private void ShowExeclContent()
......{
OleDbConnection cn = new OleDbConnection(connectionString);
OleDbDataAdapter dda = new OleDbDataAdapter("select * from [myTable]", cn);
DataSet ds = new DataSet();
dda.Fill(ds, "myTable");
DataGrid1.DataSource = ds.Tables["myTable"].DefaultView;
DataGrid1.DataBind();
}
protected void btnInsertExecl_Click(object sender, EventArgs e)
......{
InsertExeclDate();
ShowExeclContent();
}
private void InsertExeclDate()
......{
string executeString = "insert into myTable(firstName,lastName)values('" + this.txtFirstName.Text.Trim() + "','" + txtLastName.Text.Trim() + "')";
this.upDate_Insert_Delete_Operator(executeString);
}
protected void btnUpdateSelect_Click(object sender, EventArgs e)
......{
upDateSelect(this.txtFirstName.Text.Trim(), this.txtLastName.Text.Trim());
ShowExeclContent();
}
private void upDateSelect(string firstName,string lastName)
......{
string executeString = "update myTable set lastName = '" + lastName + "' where firstName = '" + firstName + "'";
this.upDate_Insert_Delete_Operator(executeString);
}
/**//**//**////刪除操作進行不了,提示ISAM 不支持在鏈接表中刪除數據。 不知道有沒有什么辦法可以解決這個問題
protected void btnDelete_Click(object sender, EventArgs e)
......{
Delete(this.txtFirstName.Text.Trim());
ShowExeclContent();
}
private void Delete(string firstName)
......{
string executeString = "delete from myTable where firstName = '" + firstName + "'";
this.upDate_Insert_Delete_Operator(executeString);
}
private void upDate_Insert_Delete_Operator(string executeString)
......{
OleDbConnection cn = new OleDbConnection(connectionString);
cn.Open();
OleDbCommand cmd = new OleDbCommand(executeString, cn);
cmd.ExecuteNonQuery();
cn.Close();
}
}

AspNet技術asp.net Execl的添加,更新操作實現代碼,轉載需保留來源!

鄭重聲明:本文版權歸原作者所有,轉載文章僅為傳播更多信息之目的,如作者信息標記有誤,請第一時間聯系我們修改或刪除,多謝。

主站蜘蛛池模板: 99精品在线免费观看 | 精品视频一区二区三区 | 羞羞视频网站免费观看 | 在线a视频 | 国产91丝袜在线播放 | 欧美日韩国产一区二区三区 | 日韩成人精品在线 | 国产精品成人在线 | 精品一区二区三区在线播放 | 国内精品久久影院 | 亚洲精品免费观看 | 久久九精品 | 日本小电影网站 | 国产男女视频网站 | 91视在线国内在线播放酒店 | 国产精品国产成人国产三级 | 欧美成人一区二免费视频软件 | 国产综合久久 | 夜夜夜夜夜夜曰天天天 | 日韩在线一区二区三区 | 真人女人一级毛片免费播放 | 精品国产一区二区三区免费 | 亚洲高清在线 | 色视频网站 | 欧美日韩一区二区三区不卡视频 | 欧美日韩在线视频观看 | 国产一区二区三区免费 | 欧美一二三 | 国产日韩欧美在线 | 精品国产欧美 | 亚洲综合一区二区三区 | 求毛片| 久久精品国产精品青草 | 国产精品美女久久久久久久网站 | 欧美精品一级 | 国产91久久久久蜜臀青青天草二 | 日日天天 | 日本一本视频 | 日日噜| 国产精品美女久久久久 | av在线播放网 |