private static function _cmd($cmd, $name, $ttl = 0) { static $allowmem; if ($allowmem === null) { $mc = memory('check'); $allowmem = $mc == 'memcache' || $mc == 'redis'; } if ($allowmem) { return dzz_process::_process_cmd_memory($cmd, $name, $ttl); } else { return dzz_process::_process_cmd_db($cmd, $name, $ttl); } }