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  • 6、listview(2)

    using System;
    using System.Collections.Generic;
    using System.ComponentModel;
    using System.Data;
    using System.Data.SqlClient;
    using System.Drawing;
    using System.Linq;
    using System.Text;
    using System.Threading.Tasks;
    using System.Windows.Forms;
    
    namespace _2015_1_25
    {
        public partial class Formsql : Form
        {
            public Formsql()
            {
                InitializeComponent();
            }
            private void button1_Click(object sender, EventArgs e)
            {
                //第一种
                string sqls = "server=.;database=作业;user=sa;pwd=123";
                SqlConnection conn = new SqlConnection(sqls);//数据库连接类
                SqlCommand cmd = conn.CreateCommand();//数据库访问类
                cmd.CommandText = "select *from student";//书写t-sql语句
                conn.Open();//开启连接
                SqlDataReader dr = cmd.ExecuteReader();//执行访问返回数据
                while (dr.Read())//通过read下移指针一行行读取数据
                {
                    ListViewItem lt = new ListViewItem();
                    lt.Text = dr["sno"].ToString();
                    lt.SubItems.Add(dr["sname"].ToString());
                    lt.SubItems.Add(dr["ssex"].ToString());
                    lt.SubItems.Add(dr["class"].ToString());
                    listView1.Items.Add(lt);
                }
                conn.Close();//关闭连接
                //第二种
                string a = "server=.;database=作业;user=sa;pwd=123";
                SqlConnection b = new SqlConnection(a);
                SqlCommand c = b.CreateCommand();
                c.CommandText = "select*from teacher";
                b.Open();
                SqlDataReader d = c.ExecuteReader();
                while (d.Read())
                {
                    ListViewItem f = new ListViewItem();
                    f.Text = d["tno"].ToString();
                    f.SubItems.Add(d["tname"].ToString());
                    f.SubItems.Add(d["tsex"].ToString());
                    f.SubItems.Add(d["tbirthday"].ToString());
                    f.SubItems.Add(d["prof"].ToString());
                    f.SubItems.Add(d["depart"].ToString());
                    listView1.Items.Add(f);
                }
                b.Close();
            }
        }
    }
             
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  • 原文地址:https://www.cnblogs.com/XMH1217423419/p/4298652.html
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