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bug#25557: Documentation of format doesn't describe "g" accurately


From: Clément Pit--Claudel
Subject: bug#25557: Documentation of format doesn't describe "g" accurately
Date: Sat, 28 Jan 2017 15:45:57 -0500
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0

On 2017-01-28 15:29, Eli Zaretskii wrote:
>> Cc: address@hidden
>> From: Clément Pit--Claudel <address@hidden>
>> Date: Sat, 28 Jan 2017 15:06:22 -0500
>>
>>> ??? (format "%d" 3.0) => "3"
>>>
>>> Or maybe you didn't think 3.0 was an "integral value" by my
>>> definition?  I meant by that any value VAL which yields zero when
>>> passed through (mod VAL 1.0).
>>
>> Yup, I misunderstood your definition of integral value.  But that still 
>> doesn't cover formatting e.g. 3.3 as "3.3" instead of "3.30", right?
> 
> Yes, but that cannot be a problem, since you said the browsers
> supported 2 digits after the decimal.

Indeed.  It's just a readability issue.

> Or you could get fancier by using %.1f for values for which
> 
>   (zerop (mod (* 10 VAL) 1.0))
> 
> is non-nil.

Sounds good.  Thanks!

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