public function clearCache()
    {
        $this->_data = null;
        if ($this->frontCache instanceof Cache) {
            $this->frontCache->delete($this->cacheKey);
        }
        if ($this->cache instanceof Cache) {
            return $this->cache->delete($this->cacheKey);
        }
        return true;
    }
public function clearCache()
    {
        $this->_data = null;
        if ($this->frontCache instanceof Cache) {
            $this->frontCache->delete($this->cacheKey);
        }
        if ($this->cache instanceof Cache) {
            return $this->cache->delete($this->cacheKey);
        }
        return true;
    }
public function clearCache ( ) { $ this -> _data = null ; if ( $ this -> frontCache instanceof Cache ) { $ this -> frontCache -> delete ( $ this -> cacheKey ) ; } if ( $ this -> cache instanceof Cache ) { return $ this -> cache -> delete ( $ this -> cacheKey ) ; } return true ; }
Clears the settings cache on demand.
If you haven't configured cache this does nothing.

@return boolean True if the cache key was deleted and false otherwise
Clears the settings cache on demand . If you haven t configured cache this does nothing .