Select box hierarchically list

[PROSEL]

Hi,

Like the example attached, How can i edit my code to list all the data hierarchically in select box?

[strong]VIEWS[/strong]

form_dropdown('page', $page);

[strong]CONTROLLERS[/strong]

[code]

$page = $this->MGenel->dropDown('page','',['lang'=>'en']);

[/code]

[strong]MODELS[/strong]

[code]

    function dropDown($table,$veriler='',$where='',$orderby='',$groupby='')

 {

  $this->db->from($table);

  

  if($where) $this->db->where($where);

  if($orderby) $this->db->order_by($orderby);

  if($groupby) $this->db->group_by($groupby);

  

  $query = $this->db->get();

  $return = array();

  if($query->num_rows() > 0):

  

   if(empty($veriler)): 

   $return[''] = '- Select -'; else:

 

    foreach($veriler as $ust => $ustu):

     if($ustu['ust'] == 0):

       $return[''] = '- Select -';

      else:

       $this->db->select('adi');

       $this->db->from($table);

       $queryust = $this->db->get();

       foreach($queryust->result_array() as $row):

       $return[$ustu['ust']] = $row['adi'];

       endforeach;

     endif;

    endforeach;

    

   endif;

   foreach($query->result_array() as $row) $return[$row['id']] = $row['adi'];

   

  endif;

  

  return $return;

  $query->free_result();

 }

[/code]

[strong]DATABASE[/strong]

[code]

CREATE TABLE IF NOT EXISTS `page` (

  `id` int(11) unsigned NOT NULL AUTO_INCREMENT,

  `name` varchar(255) NOT NULL COMMENT 'Page Name',

  `topID` int(11) NOT NULL COMMENT 'Top of Page ID',

  `lang` varchar(5) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL,

  PRIMARY KEY (`id`),

  KEY `id` (`id`)

) ENGINE=MyISAM  DEFAULT CHARSET=utf8 AUTO_INCREMENT=6 ;

INSERT INTO `page` (`id`, `name`, `topID`, `lang`) VALUES

(1, 'HOME', 0, 'en'),

(2, 'ABOUT US', 0, 'en'),

(3, 'Certificates', 2, 'en'),

(4, 'Organizational Structure', 2, 'en'),

(5, 'News & Announcements', 2, 'en');

[/code]

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