Tamara Temple wrote:
> On Jan 8, 2011, at 2:22 PM, Al wrote:
>
>>
>>
>> On 1/8/2011 3:55 AM, WalkinRaven wrote:
>>> PHP 5.3 PCRE
>>>
>>> Regular Express to match domain names format according to RFC 1034
>>> - DOMAIN
>>> NAMES - CONCEPTS AND FACILITIES
>>>
>>> /^
>>> (
>>> [a-z] |
>>> [a-z] (?:[a-z]|[0-9]) |
>>> [a-z] (?:[a-z]|[0-9]|\-){1,61} (?:[a-z]|[0-9]) ) # One label
>>>
>>> (?:\.(?1))*+ # More labels
>>> \.? # Root domain name
>>> $/iDx
>>>
>>> This rule matches only <label> and <label>. but not
>>> <label>.<label>...
>>>
>>> I don't know what wrong with it.
>>>
>>> Thank you.
>>
>>
>>
>> Look at filter_var()
>>
>> Validates value as URL (according to Â
>> http://www.faqs.org/rfcs/rfc2396) ,
>>
>
>
> I'm wondering what mods to make for this now that unicode chars are
> allowed in domain names....
You're talking about IDNs ? The actual domain name is still US-ASCII,
only when you decode punycode do you get UTF8 characters.
--
Per Jessen, ZÃrich (10.1ÂC)
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