展开全部
using System;
using System.Data;
using System.Configuration;
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.Web.Configuration;
using System.Data.SqlClient;
public partial class Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
string conString = 你的数据库连接路径;
string sql = “select * from 数据库名称 where " + ropdownlist.electitem.Text + "='” +TextBox1.Text + "'";
SqlConnection con = new SqlConnection(conString);
con.Open();
SqlCommand cmd = new SqlCommand(sql, con);
SqlDataAdapter sda = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
sda.Fill(ds);
con.Close();
}
}
using System.Data;
using System.Configuration;
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.Web.Configuration;
using System.Data.SqlClient;
public partial class Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
string conString = 你的数据库连接路径;
string sql = “select * from 数据库名称 where " + ropdownlist.electitem.Text + "='” +TextBox1.Text + "'";
SqlConnection con = new SqlConnection(conString);
con.Open();
SqlCommand cmd = new SqlCommand(sql, con);
SqlDataAdapter sda = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
sda.Fill(ds);
con.Close();
}
}
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