+1
Tim Bray wrote:
>
> On May 30, 2006, at 5:25 PM, James Holderness wrote:
>
>> I agree completely, but as a content consumer I still need to know
>> whether to use IRI::Compare or String::Compare when I do encounter
>> some ridiculous feed that uses example (a). I'm hoping for a simple
>> answer along the lines of "Use IRI:Compare", "Use String::Compare", or
>> "The spec doesn't say, so you may use whatever you prefer".
>
> Both are perfectly legal. IRI::Compare will avoid some false negatives
> at the cost of burning some CPU cycles. Postel's law would suggest
> using IRI::Compare initially, but if a profiler revealed it to be a
> performance bottleneck, I'd nuke it in favor of strcmp() without a
> second's hesitation. I actually wouldn't be surprised if that happened;
> case-insensitivity and Unicode sit poorly together and are a notorious
> source of performance sinkholes. -Tim
>
>
