original_string: public function reRegister($key = null)
      {
          // Set the key, and register the handler.
          $this->setKey($key);
          static::$handlers[$this->handlerId] = $this;
      }
code: public function reRegister($key = null)
      {
          // Set the key, and register the handler.
          $this->setKey($key);
          static::$handlers[$this->handlerId] = $this;
      }
code_tokens: public function reRegister ( $ key = null ) { // Set the key, and register the handler. $ this -> setKey ( $ key ) ; static :: $ handlers [ $ this -> handlerId ] = $ this ; }
docstring: Reregister handler.
  
  @param string $key
  (Optional) The key of the handler.
docstring_tokens: Reregister handler .