english/libraries/joomla/cache/cache.php
/**
	 * Garbage collect expired cache data
	 *
	 * @return  boolean  True on success, false otherwise.
	 * @since   11.1
	 */
Garbage collect expired cache data
@return  boolean  True on success, false otherwise.
Garbage collect expired cache data @return boolean True on success false otherwise .
public function gc()
	{
		$handler = $this->_getStorage();
		if (!JError::isError($handler)) {
			return $handler->gc();
		}
		return false;
	}
public function gc ( ) { $ handler = $ this -> _getStorage ( ) ; if ( ! JError :: isError ( $ handler ) ) { return $ handler -> gc ( ) ; } return false ; }
Garbage collect expired cache data
 @return  boolean  True on success, false otherwise.
Garbage collect expired cache data @return boolean True on success false otherwise .
// Get the storage handler