private void button2_Click(object sender, EventArgs e) { String neirong; DateTime writetime; neirong = textBox1.Text; writetime = DateTime.Now; chloe_control_all chloe_obj = new chloe_control_all("Data Source=DESKTOP-O4C25KM;Initial Catalog=场馆预约系统;Integrated Security=True"); chloe_obj.inser_suggest(neirong, writetime); MessageBox.Show("感谢您的宝贵建议!"); }