unique_fields

void unique_fields( array $var )
Quick Description: Add the fields that they are as UNIQUE in the database structure
Available for version >= 1.4

Add the fields that they are as UNIQUE in the database structure

Example:

public function webpages()
{
  $crud = new grocery_CRUD();
 
  $crud->set_table('webpages');
  $crud->order_by('priority');
  $crud->set_subject('Webpage');
  $crud->columns('menu_title','url','status','priority');
  $crud->unique_fields(array('menu_title','url'));
 
  $output =   $crud->render();
 
  $this->_view_output($output);
}