/** *修改指定表记录 */ public static function updateTNameRow($tName, $set, $where) { self::initDB(); $sql = "UPDATE {$tName} {$set} {$where}"; $query = self::$dbConn->query($sql); if ($query) { //$affectRows = self :: $dbConn->affected_rows($query); return true; //成功, 返回列表数据 } else { self::$errCode = "003"; self::$errMsg = "修改失败"; return false; //失败则设置错误码和错误信息, 返回false } }