public function FileCache::getExtension in Plug 7
Gets the cache file extension.
Return value
string|null
File
- lib/
doctrine/ cache/ lib/ Doctrine/ Common/ Cache/ FileCache.php, line 100  
Class
- FileCache
 - Base file cache driver.
 
Namespace
Doctrine\Common\CacheCode
public function getExtension() {
  return $this->extension;
}