public static function drop($name) {
		if (!isset(self::$_config[$name])) {
			return false;
		}
		unset(self::$_config[$name], self::$_engines[$name], self::$_logs[$name]);
		return true;
	}
public static function drop($name) {
		if (!isset(self::$_config[$name])) {
			return false;
		}
		unset(self::$_config[$name], self::$_engines[$name], self::$_logs[$name]);
		return true;
	}
public static function drop ( $ name ) { if ( ! isset ( self :: $ _config [ $ name ] ) ) { return false ; } unset ( self :: $ _config [ $ name ] , self :: $ _engines [ $ name ] , self :: $ _logs [ $ name ] ) ; return true ; }
Drops a cache engine. Deletes the cache configuration information
If the deleted configuration is the last configuration using an certain engine,
the Engine instance is also unset.

@param string $name A currently configured cache config you wish to remove.
@return boolean success of the removal, returns false when the config does not exist.
Drops a cache engine . Deletes the cache configuration information If the deleted configuration is the last configuration using an certain engine the Engine instance is also unset .