public function update()
 {
     $id = $_POST[tpl_degree::degree() . '_' . tpl_degree::id() . '_update'];
     $name = $_POST[tpl_degree::degree() . '_' . tpl_degree::name() . '_update'];
     $star_number = $_POST[tpl_degree::degree() . '_' . tpl_degree::star_number() . '_update'];
     $db = new data_base(tpl_degree::degree(), array(tpl_degree::name() => $name, tpl_degree::star_number() => $star_number, tpl_degree::date_in() => date_time::Date_time_24()), array(tpl_degree::id() => $id));
     $results = $db->change();
     if ($results) {
         echo json_encode(array('valid' => 1, 'title' => 'Successfully !!', 'massage' => 'I\'ve been Update ' . $name));
     } else {
         echo json_encode(array('valid' => 0, 'title' => 'Oops !!', 'massage' => 'Was not Update ' . $name . ', please try again'));
     }
 }
 public function ajax_degree()
 {
     $db = new data_base(tpl_degree::degree(), array(tpl_degree::id(), tpl_degree::name(), tpl_degree::star_number()), array(tpl_degree::active() => 1));
     echo json_encode($db->get_where());
 }
"
                          data-cache="false" data-height="400" data-show-refresh="true" data-show-toggle="true"
                          data-show-columns="true" data-pagination="true" data-page-list="[5, 10, 20, 50, 100, 200]"
                          data-search="true" data-flat="true">
                       <thead>
                       <tr>
                           <th data-field="<?php 
echo tpl_degree::id();
?>
" data-halign="center" data-sortable="true"> ID</th>
                           <th data-field="<?php 
echo tpl_degree::name();
?>
" data-halign="center" data-sortable="true"> Name
                           <th data-field="<?php 
echo tpl_degree::star_number();
?>
" data-halign="center" data-sortable="true"># star </th>
                       </tr>
                       </thead>
                   </table>
               </div>
           </div>

           <div class="col-sm-4">
               <h3 class="page-header">Department</h3>
               <div class="table-responsive">
                   <table id="tpl_ajax_department" data-toggle="table"
                          data-url="<?php 
echo site_url('admin/home/ajax_department');
?>
echo tpl_degree::degree() . '_' . tpl_degree::name() . '_update';
?>
"/>
                    </div>

                    <div class="form-group">
                        <label for=""><?php 
echo tpl_degree::star_number() . ' ' . tpl_degree::degree();
?>
 : </label>
                        <input type="text" class="form-control"
                               id="<?php 
echo tpl_degree::degree() . '_' . tpl_degree::star_number() . '_update';
?>
"
                               name="<?php 
echo tpl_degree::degree() . '_' . tpl_degree::star_number() . '_update';
?>
"/>
                    </div>

                    <button type="submit" class="btn btn-success" id="update" name="update">Save</button>
                </form>
                </br>
                </br>
                <div class="" id="result_massages_update"></div>
            </div>
        </div>
    </div>
</div>