    public function delete(){
        $id = I("id/d")? I("id/d") : 0;
        $login_user = $this->checkLogin();
        if ($id && $login_user['uid']) {
            $ret = D("Team")->where(" id = '$id' and uid = '$login_user[uid]'")->delete();
        }
        if ($ret) {
            D("TeamItem")->where(" team_id = '$id' ")->delete();
            D("TeamItemMember")->where(" team_id = '$id' ")->delete();
            D("TeamMember")->where(" team_id = '$id' ")->delete();
           $this->sendResult($ret);
        }else{
            $return['error_code'] = 10103 ;
            $return['error_message'] = 'request  fail' ;
            $this->sendResult($return);
        }
    }
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.