I did try to find but didn't get any appropriate tut aur guide.. :((

Hi i want to know how to Insert Data Into Database table from textbox on button click..? Here's my codes.. namespace DataBindingListBox { /// <summary> /// Interaction logic for Window1.xaml /// </summary> public partial class Window1 : Window { public SqlConnection connection; public SqlCommand command; string sql = "Select Number From Tnumber"; string connectionString = @"Data Source=.\SQLEXPRESS;AttachDbFilename=|DataDirectory|\NORTHWND.MDF;Integrated Security=True;Connect Timeout=30;User Instance=True"; public Window1() { InitializeComponent(); } private void Window_Loaded(object sender, RoutedEventArgs e) { BindData(); } private void BindData() { DataSet dtSet = new DataSet(); using (connection = new SqlConnection(connectionString)) { command = new SqlCommand(sql, connection); SqlDataAdapter adapter = new SqlDataAdapter(); connection.Open(); adapter.SelectCommand = command; adapter.Fill(dtSet, "Tnumber"); listBox1.DataContext = dtSet; } } private void BindXmlData() { //listBox1.DataContext = BooksData ; } private void button1_Click(object sender, RoutedEventArgs e) { } } }