original_string: public function renderSections($sections = null)
      {
          if ($sections === null) {
              $sections = $this->getSections();
          }
          $res = '';
          foreach ($sections as $section) {
              $res .= $this->renderSection($section);
          }
  
          return $res;
      }
code: public function renderSections($sections = null)
      {
          if ($sections === null) {
              $sections = $this->getSections();
          }
          $res = '';
          foreach ($sections as $section) {
              $res .= $this->renderSection($section);
          }
  
          return $res;
      }
code_tokens: public function renderSections ( $ sections = null ) { if ( $ sections === null ) { $ sections = $ this -> getSections ( ) ; } $ res = '' ; foreach ( $ sections as $ section ) { $ res .= $ this -> renderSection ( $ section ) ; } return $ res ; }
docstring: Render all configured sections.
  @return string
docstring_tokens: Render all configured sections .