AdminPageFrameworkLoader_Option::_getVersionByDepth PHP Method

    private function _getVersionByDepth($sVersion, $iDepth = 2)
    {
        if (!$iDepth) {
            return $sVersion;
        }
        $_aParts = explode('.', $sVersion);
        $_aParts = array_slice($_aParts, 0, $iDepth);
        return implode('.', $_aParts);
    }