_send = $db;        foreach ($_POST as $key => $value) {            $array[] = "add " . $key . " varchar(220),";        }        $string = rtrim(implode(" ", $array), ",");        $sql = "alter table ".$table." " . $string . "";        mysql_query($sql);    }        function add($db,$post,$table) {        $this->_send = $db;        foreach ($post as $key => $value) {            $k[] = $key;            $v[] = "'" . $value . "'";        }        $key_db = implode(',', $k);        $value_db = implode(',', $v);        $sql = "INSERT INTO ".$table." (".$key_db.") VALUES (".$value_db.")";        mysql_query($sql);    }        }/*    table:qw_car,qw_goods*/$addData = new addData();$post = @$_POST;    if(@$post['price']==null){        $addData->alter(config::db(),$post,'qw_car');        $addData->add(config::db(),$post,'qw_car');    }else{        $addData->alter(config::db(),$post,'qw_goods');        $addData->add(config::db(),$post,'qw_goods');    }