mailing list problem

[eluser]mohamed eid[/eluser]
no this is not the problem
if i used one email to send it wok correctly
but when i called the mail from database it not sended
the problem is from this part

Code:

$emails=$this->useremail_model->getall_email();
           foreach($emails as $email)
           {
                 $this->email->clear();
                 $this->email->to($email->useremail);
                 $usubject=$this->input->post('subject');
                 $this->email->from('[email protected]');
                 $data['usubject']=$this->input->post('subject');
                $data['umessage']=$this->input->post('content');
                $msg=$this->load->view('admin/sended',$data,true);
                $this->email->message($msg);
               echo $email->useremail;
           }

the problem in fetch the emails from database an buting them in

Code:

$this->email->to('$email->usermail')