original_string: protected function backupFieldsForCount()
      {
          foreach (array('orders', 'limit', 'offset') as $field) {
              $this->backups[$field] = $this->{$field};
  
              $this->{$field} = null;
          }
  
      }
code: protected function backupFieldsForCount()
      {
          foreach (array('orders', 'limit', 'offset') as $field) {
              $this->backups[$field] = $this->{$field};
  
              $this->{$field} = null;
          }
  
      }
code_tokens: protected function backupFieldsForCount ( ) { foreach ( array ( 'orders' , 'limit' , 'offset' ) as $ field ) { $ this -> backups [ $ field ] = $ this -> { $ field } ; $ this -> { $ field } = null ; } }
docstring: Backup certain fields for a pagination count.
  
  @return void
docstring_tokens: Backup certain fields for a pagination count .