original_string: public function container($contents, $classes = null, $id = null) {
          return $this->container_start($classes, $id) . $contents . $this->container_end();
      }
code: public function container($contents, $classes = null, $id = null) {
          return $this->container_start($classes, $id) . $contents . $this->container_end();
      }
code_tokens: public function container ( $ contents , $ classes = null , $ id = null ) { return $ this -> container_start ( $ classes , $ id ) . $ contents . $ this -> container_end ( ) ; }
docstring: Outputs a container.
  
  @param string $contents The contents of the box
  @param string $classes A space-separated list of CSS classes
  @param string $id An optional ID
  @return string the HTML to output.
docstring_tokens: Outputs a container .