using System;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.Data;
namespace Proje
{
 public partial class Register : Form
 {
 SqlConnection con = new SqlConnection("Data Source=MURATCANY\\SQLEXPRESS;Initial Catalog=proje;Integrated Security=True");
 public Register()
 {
 InitializeComponent();
 }
 private void button1_Click(object sender, EventArgs e)
 {
 try
 {
 if (con.State == ConnectionState.Closed)
 {
 con.Open();
 }
 string kayit = "INSERT INTO Kullanici (kullanıcı_adi, sifre, telno,yas ) VALUES (@kullanıcı_adi, @sifre, @telno, @yas )";
 SqlCommand com = new SqlCommand(kayit, con);
 com.Parameters.AddWithValue("@kullanıcı_adi", textBox1.Text);
 com.Parameters.AddWithValue("@sifre", textBox2.Text);
 com.Parameters.AddWithValue("@telno", textBox3.Text);
 com.Parameters.AddWithValue("@yas", Convert.ToInt32(textBox4.Text));
 // com.Parameters.AddWithValue("@yas", Convert.ToInt32(dateTimePicker1.Text));
 com.ExecuteNonQuery();
 MessageBox.Show("Kayıt işlemi başarılı");
 con.Close();
 con.Close();
 }
 catch (Exception hata)
 {
 MessageBox.Show("Hata meydana geldi: " + hata.Message);
 }
 }
 private void textBox4_TextChanged(object sender, EventArgs e)
 {
 }
 }
}