private void button1_Click(object sender, EventArgs e) { if (Number.Text == "") { MessageBox.Show("员工编码不能为空!"); } else if (Name1.Text == "") { MessageBox.Show("员工名称不能为空!"); } else if (Phone.Text == "") { MessageBox.Show("手机号不能为空!"); } else if (Encoding.Default.GetByteCount(Phone.Text) != 11) { MessageBox.Show("手机号长度不为11!"); } else { string number = Number.Text; string name = Name1.Text; string phone = Phone.Text; model.employee r = new model.employee(); employeeDaoz c = new employeeDaoz(); c.addEmployee(number, name, phone); Console.Write(c.kehu + "!!"); if (c.kehu == 0) { } else { int node = k.dataGridView1.Rows.Count; k.dt.Rows.Add(node + 1, number, name, phone); k.dataGridView1.DataSource = k.dt; this.Close(); } } }