public bool IsUsereExists(string userid, string pwd) { bool flag = false; int affectrow = -1; SqlParameter[] sqlpm = new SqlParameter[] { new SqlParameter("@UserID", userid), new SqlParameter("@PassWord", pwd) }; affectrow = (int)mysqlhelper.ExecuteScalarAndReturnObject("SelectFromUserInfoByUserIDAndpwd", CommandType.StoredProcedure, sqlpm); if (affectrow == 1) { flag = true; } return(flag); }