private void button2_Click(object sender, EventArgs e)
{
Entity.Customer ec = new Entity.Customer();
ec.Address = textBox1.Text;
ec.Phoneno = textBox2.Text;
BLL.BLL bb = new BLL.BLL();
try
{
bb.Update(ec);
MessageBox.Show("更新成功");
}
catch
{
MessageBox.Show("更新失败");
}
}