original_string: public function get_css_type() {
          if (array_key_exists($this->type, $this->namedtypes)) {
              return 'type_'.$this->namedtypes[$this->type];
          }
          return 'type_unknown';
      }
code: public function get_css_type() {
          if (array_key_exists($this->type, $this->namedtypes)) {
              return 'type_'.$this->namedtypes[$this->type];
          }
          return 'type_unknown';
      }
code_tokens: public function get_css_type ( ) { if ( array_key_exists ( $ this -> type , $ this -> namedtypes ) ) { return 'type_' . $ this -> namedtypes [ $ this -> type ] ; } return 'type_unknown' ; }
docstring: Gets the CSS class to add to this node to describe its type
  
  @return string
docstring_tokens: Gets the CSS class to add to this node to describe its type