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Re: Leading zeroes in 1*DIGIT productions

From: Julian Reschke <julian.reschke@gmx.de>
Date: Thu, 18 Dec 2008 23:05:00 +0100
Message-ID: <494AC90C.9050402@gmx.de>
To: Geoffrey Sneddon <foolistbar@googlemail.com>
CC: Jeff Walden <jwalden@MIT.EDU>, ietf-http-wg@w3.org

Geoffrey Sneddon wrote:
> 
> On 18 Dec 2008, at 19:49, Julian Reschke wrote:
> 
>>> Alternately, making it clear that leading zeroes are allowed but 
>>> (perhaps) MUST NOT be sent  would be acceptable.
>>
>> How would that help? As far as I can tell, leading zeros are totally 
>> harmless.
> 
> If that's the case, why are they MUST NOT in the case of HTTP-Version?

I can only guess it's because recipients have treated the version as 
string in the past, and tripped over things like 01/01.

So yes, if there's a demonstrated interop problem with leading zeros 
somewhere else, that may change the picture.

So again: any evidence of that?

BR, Julian
Received on Thursday, 18 December 2008 22:05:44 GMT

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