private void txtPay_Click(object sender, EventArgs e) { string str = NetRecognizePic.CJY_UserPay(this.txtqUser.Text.Trim(), this.txtlpCard.Text.Trim()); string stradd = ""; if (GetTextByKey(str, "err_no") == "0") { stradd = "充值成功"; } else { stradd = GetTextByKey(str, "err_str"); } this.richTextBox1.Text += "[" + DateTime.Now.ToString("HH:mm:ss") + "]" + stradd + "\r\n"; }