C

ListBoxtaki Verileri Veritabanına Ekleme

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
 
namespace listboxVeriGonder
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            if(textBox1.Text!="")
            {
                listBox1.Items.Add(textBox1.Text);
                textBox1.Text = "";
            }
        }
        OleDbConnection con;
        OleDbCommand cmd;
        private void button2_Click(object sender, EventArgs e)
        {
            if(listBox1.Items.Count!=0)
            {
                string sql = "INSERT INTO Kategori (ad) VALUES(@ad)";
                con = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=vt.accdb");
               
                foreach (string kategori in listBox1.Items)
                {
                    cmd = new OleDbCommand(sql, con);
                    cmd.Parameters.AddWithValue("@ad", kategori);
                    con.Open();
                    cmd.ExecuteNonQuery();
                    con.Close();
                }
                MessageBox.Show("Kayıt Eklendi");
            }
            else
            {
                MessageBox.Show("Listbox' ta Veri Yok");
            }
            
 
        }
    }
}