original_string: protected function getTableExtraClassesString()
    {
      $classes_html = '';
  
      if( ! empty($this->table_extra_classes) )
      {
        foreach($this->table_extra_classes as $class)
        {
          $classes_html.= "{$class} ";
        }
      }
  
      return $classes_html;
    }
code: protected function getTableExtraClassesString()
    {
      $classes_html = '';
  
      if( ! empty($this->table_extra_classes) )
      {
        foreach($this->table_extra_classes as $class)
        {
          $classes_html.= "{$class} ";
        }
      }
  
      return $classes_html;
    }
code_tokens: protected function getTableExtraClassesString ( ) { $ classes_html = '' ; if ( ! empty ( $ this -> table_extra_classes ) ) { foreach ( $ this -> table_extra_classes as $ class ) { $ classes_html .= "{$class} " ; } } return $ classes_html ; }
docstring: Return the extra classes as concatenated strings
  
  @return String $classes
docstring_tokens: Return the extra classes as concatenated strings