BitbarPlugins\Travel\WifiAccessPoint::getSignalToNoiseRatioFromDefinition PHP Метод

    private static function getSignalToNoiseRatioFromDefinition(array $definition)
    {
        if (!(isset($definition[self::DEFINITION_SIGNAL_TO_NOISE_RATION]) && is_int($definition[self::DEFINITION_SIGNAL_TO_NOISE_RATION]))) {
            return null;
        }
        return $definition[self::DEFINITION_SIGNAL_TO_NOISE_RATION];
    }