DeviceDetector\Parser\ParserAbstract::buildVersion PHP Method

    protected function buildVersion($versionString, $matches)
    {
        $versionString = $this->buildByMatch($versionString, $matches);
        $versionString = str_replace('_', '.', $versionString);
        if (null !== self::$maxMinorParts && substr_count($versionString, '.') > self::$maxMinorParts) {
            $versionParts = explode('.', $versionString);
            $versionParts = array_slice($versionParts, 0, 1 + self::$maxMinorParts);
            $versionString = implode('.', $versionParts);
        }
        return trim($versionString, ' .');
    }