original_string: public function stop($marker)
      {
          if (array_key_exists($marker, $this->timers)) {
              $this->timers[$marker]->stop();
          }
      }
code: public function stop($marker)
      {
          if (array_key_exists($marker, $this->timers)) {
              $this->timers[$marker]->stop();
          }
      }
code_tokens: public function stop ( $ marker ) { if ( array_key_exists ( $ marker , $ this -> timers ) ) { $ this -> timers [ $ marker ] -> stop ( ) ; } }
docstring: Stop timer with a specific marker.
  
  @param string $marker
docstring_tokens: Stop timer with a specific marker .