original_string: public function flush($tag)
      {
          if ($this->isTaggable()) {
              return Cache::tags($tag)->flush();
          }
  
          return Cache::flush();
      }
code: public function flush($tag)
      {
          if ($this->isTaggable()) {
              return Cache::tags($tag)->flush();
          }
  
          return Cache::flush();
      }
code_tokens: public function flush ( $ tag ) { if ( $ this -> isTaggable ( ) ) { return Cache :: tags ( $ tag ) -> flush ( ) ; } return Cache :: flush ( ) ; }
docstring: Flushes the cache for a model.
  
  @param $tag
  
  @return mixed
docstring_tokens: Flushes the cache for a model .