教师信息查询.aspx.cs

学生管理系统 功能不是很强大 但是很实用

using System;
using System.Data;
using System.Data.SqlClient;
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;

public partial class 教师信息查询 : System.Web.UI.Page
{
    public
    SqlDataAdapter myadapter;
    SqlCommandBuilder scb;
    DataSet myDataSet;
    SqlConnection mysqlconnection;
    SqlCommand mysqlcommand;
    protected void Page_Load(object sender, EventArgs e)
    {
        String sqlconn = "data source=.;database=学生成绩智能管理系统;user id=sa;password=sa;";
        mysqlconnection = new SqlConnection(sqlconn);
        mysqlcommand = mysqlconnection.CreateCommand();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        mysqlcommand.CommandText = "select * from 教师表 where " + DropDownList1.SelectedValue + "='" + TextBox1.Text + "'";
        myadapter = new SqlDataAdapter();
        myadapter.SelectCommand = mysqlcommand;
        myDataSet = new DataSet();
        mysqlconnection.Open();
        int numberOfRow = myadapter.Fill(myDataSet, "教师表");
        this.GridView1.DataSource = new DataView(myDataSet.Tables["教师表"]);
        this.GridView1.DataBind();
        Label1.Text = "共有" + numberOfRow + "名符合条件教师";
    }
}