public static function clearAll($check = false)
    {
        $status = [];

        foreach (self::configured() as $config) {
            $status[$config] = self::clear($check, $config);
        }

        return $status;
    }
public static function clearAll($check = false)
    {
        $status = [];

        foreach (self::configured() as $config) {
            $status[$config] = self::clear($check, $config);
        }

        return $status;
    }
public static function clearAll ( $ check = false ) { $ status = [ ] ; foreach ( self :: configured ( ) as $ config ) { $ status [ $ config ] = self :: clear ( $ check , $ config ) ; } return $ status ; }
Delete all keys from the cache from all configurations.

@param bool $check if true will check expiration, otherwise delete all. This parameter
will become a no-op value in 4.0 as it is deprecated.
@return array Status code. For each configuration, it reports the status of the operation
Delete all keys from the cache from all configurations .