original_string: public function getPlugin($identifier)
      {
          $identifier = strtolower($identifier);
          if (isset($this->_plugins[$identifier])) {
              return $this->_plugins[$identifier];
          }
          return false;
      }
code: public function getPlugin($identifier)
      {
          $identifier = strtolower($identifier);
          if (isset($this->_plugins[$identifier])) {
              return $this->_plugins[$identifier];
          }
          return false;
      }
code_tokens: public function getPlugin ( $ identifier ) { $ identifier = strtolower ( $ identifier ) ; if ( isset ( $ this -> _plugins [ $ identifier ] ) ) { return $ this -> _plugins [ $ identifier ] ; } return false ; }
docstring: Get a registered plugin in the Debug Bar
  
  @param string $identifier
  @return ZFDebug_Controller_Plugin_Debug_Plugin_Interface
docstring_tokens: Get a registered plugin in the Debug Bar