insert the data in codeigniter with database very simple way

database Name : contact 

View file name : contact 


 Mode.php

public function insertdata($data)
{
$data= array
(
'name'=>$this->input->post('name'),
'email'=>$this->input->post('email'),
'subject'=>$this->input->post('subject'),
'message'=>$this->input->post('message'),
);
$datas = $this->db->insert('contact',$data);

}


Controller.php

public function contact() 
  {
  if($this->input->post('submit') == 'Send' ){
    $data= array(
'name'=>$this->input->post('name'),
'email'=>$this->input->post('email'),
'subject'=>$this->input->post('subject'),
'message'=>$this->input->post('message')
);
      $data = $this->home_model->insertdata($data);
    }

    $data['menu'] = $this->admin_model->get_menu();
    $this->load->view('frontuser/contact',$data);
  }