IdnEquivalent()

static string System.DomainNameHelper.IdnEquivalent ( string hostname )

inlinestaticpackage

Definition at line 139 of file DomainNameHelper.cs.

    {
        if (hostname.Length == 0)
        {
            return hostname;
        }
        bool flag = true;
        foreach (char c in hostname)
        {
            if (c > '\u007f')
            {
                flag = false;
                break;
            }
        }
        if (flag)
        {
            return hostname.ToLowerInvariant();
        }
        string unicode = UriHelper.StripBidiControlCharacters(hostname, hostname);
        try
        {
            string ascii = s_idnMapping.GetAscii(unicode);
            if (ContainsCharactersUnsafeForNormalizedHost(ascii))
            {
                throw new UriFormatException(System.SR.net_uri_BadUnicodeHostForIdn);
            }
            return ascii;
        }
        catch (ArgumentException)
        {
            throw new UriFormatException(System.SR.net_uri_BadUnicodeHostForIdn);
        }
    }

References System.DomainNameHelper.ContainsCharactersUnsafeForNormalizedHost(), System.SR.net_uri_BadUnicodeHostForIdn, System.DomainNameHelper.s_idnMapping, and System.UriHelper.StripBidiControlCharacters().