/// <summary> /// 自动生成用户编号 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> protected void btnCreateUser_Click(object sender, EventArgs e) { UserCode code = new UserCode(); string strUserCode = string.Empty; bool bFlag = true; while (bFlag) { strUserCode = code.GetCode(); if (!userBLL.Exists(strUserCode)) { bFlag = false; } } txtUserCode.Value = strUserCode; }