繁體中文当前位置: 首页 > 图文教程 > 网络编程 > ASP.NET > asp.net Execl的添加,更新操作实现代码
- ASP.NET
- ewebeditor在.net的使用方法
- Server.Transfer,Response.Redirect的区别
- ASP.NET2.0+SQL Server2005构建多层应用
- ASP.NET 2.0 中收集的小功能点(转)
- ASP.Net全局变量的设置和读取方法
- 数据库开发总结(ADO.NET小结)
- ASP.net(c#)打造24小时天气预报及实时天气
- 发布WEB站点时出现Server Application Unavailable
- 在asp.net中实现datagrid checkbox 全选的方法
- ASP.NET 2.0 URL映射技巧
- ConfiguraionSource节点及多个配置文件的应用
- SqlConnection.ConnectionString相关关键字
- 如何在WebForm中使用javascript防止连打（双击）
- 看到本质而不是现象--解决ASP.NET CS0016的问题
- 学会区分Visual Studio 2005,Visual Studio 2005 Team System和MSDN Premium 订阅的各个版本
- ASP.NET 入门的五个步骤
- ASP.NET 高性能分页代码
- 动态ItemTemplate的实现(译) - item,template
- 遍历Hashtable 的几种方法
- 通过VS中的数据源选择对话框简单实现数据库连接配置
ASP.NET 中的 asp.net Execl的添加,更新操作实现代码
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-09-13 浏览: 74 ::
收藏到网摘: n/a
asp.net Execl的添加、修改等实现代码。 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);
}
/**//**//**////删除操作进行不了,提示ISAM 不支持在链接表中删除数据。 不知道有没有什么办法可以解决这个问题
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();
}
}
评论 (0) All
