Thanks a lot Jon. I have been dealing with JSON usually in the backend far
more than with Javascript.
On Tuesday, July 19, 2016 at 6:28:22 PM UTC+5:30, Jon Skeet wrote:
>
> On Monday, 18 July 2016 18:25:41 UTC+1, Shashwat Agarwal wrote:
>>
>> I was looking at this document:
>> https://developers.google.com/protocol-buffers/docs/proto3#json and
>> noticed that int64, fixed64, uint64 are mapped to string when converting to
>> JSON. Any specific reason why this is done? This deviation breaks a lot of
>> other JSON parsers and any code in JS that relies on the fact that *int64
>> are numbers rather than string.
>>
>
> It's due to the way that all numbers in JSON are basically IEEE-754 64-bit
> doubles... which means that any 64-bit integers can lose information. Using
> a string instead, all 64-bit integers can be round-tripped with no loss of
> information.
>
> Jon
>
>
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