CI_Utf8::convert_to_utf8 PHP Метод

    public function convert_to_utf8($str, $encoding)
    {
        if (MB_ENABLED) {
            return mb_convert_encoding($str, 'UTF-8', $encoding);
        } elseif (ICONV_ENABLED) {
            return @iconv($encoding, 'UTF-8', $str);
        }
        return FALSE;
    }