📄 extractmethod.aspx.cs
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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.SqlClient;
public partial class ExtractMethod : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
//读取北风数据库中员工数据的ADO.NET程序
protected void btnRead_Click(object sender, EventArgs e)
{
SqlConnection conn = new SqlConnection("data source=.;initial catalog=northwind;user id=sa;password=test");
conn.Open();
SqlDataAdapter da = new SqlDataAdapter("select EmployeeID,Lastname,Firstname,City,Country from Employees",conn);
DataTable dtEmp = new DataTable();
da.Fill(dtEmp);
gviewEmp.DataSource = dtEmp;
gviewEmp.DataBind();
}
}
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