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Re: [Json] Minus Zero

Anders Rundgren <anders.rundgren.net@gmail.com> Tue, 21 June 2016 15:21 UTC

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Date: Tue, 21 Jun 2016 17:21:05 +0200
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From: Anders Rundgren <anders.rundgren.net@gmail.com>
To: Christian Zangl <coralllama@gmail.com>
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Cc: Carsten Bormann <cabo@tzi.org>, JSON WG <json@ietf.org>
Subject: Re: [Json] Minus Zero
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On Jun 20, 2016 10:55 PM, "Christian Zangl" <coralllama@gmail.com> wrote:
>
> On 2016-06-20 21:52, Carsten Bormann wrote:
>>>
>>> Serialization is not really a part of the JSON RFC.
>>
>>
>> Well, it defines a format that can be used to serialize the JSON data
>> model, but is not specific about corner cases in that data model.
>>
>>> ECMAScript V6 (ES6) is is the only normative JSON serialization
reference.
>>
>>
>> But that is only relevant to ES6 implementations; we don't have to care.
>
>
> OK, but since RFC 7159/6. already mentions "[..] Note that when such
software is used, numbers that are integers and are in the range
[-(2**53)+1, (2**53)-1] are interoperable in the sense that implementations
will agree exactly on their numeric values," couldn't the 0/-0 case be
mentioned as well?
>

Implementstions do NOT agree on floating point serialization.  Neither text
(like E or e), leading zeroes or even values are to be counted on.

Anders

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