Hostnet\Component\Webpack\Asset\TrackedFiles::modifiedAfter PHP Method

    public function modifiedAfter(TrackedFiles $other)
    {
        return $this->modification_time > $other->modification_time;
    }

 /**
  * Returns true if the cache is outdated.
  *
  * @return bool true, cache is outdated of non exsitant.
  */
 public function isOutdated()
 {
     $this->boot();
     $compiled_tracked_files = new TrackedFiles([$this->output_dir]);
     $current_tracked_files = new TrackedFiles($this->paths);
     if ($current_tracked_files->modifiedAfter($compiled_tracked_files)) {
         $this->profiler->set('tracker.reason', 'One of the tracked files has been modified.');
         return true;
     }
     $this->profiler->set('tracker.reason', false);
     return false;
 }