W3C home > Mailing lists > Public > www-style@w3.org > December 2018

Re: [css-values] Rounding a real number to an integer

From: Gérard Talbot <www-style@gtalbot.org>
Date: Sat, 15 Dec 2018 21:46:56 -0500
To: W3C www-style mailing list <www-style@w3.org>
Message-ID: <d5a71e2c03cc19d97acfdf4f57951e5c@gtalbot.org>
Le 2018-12-15 19:46, Gérard Talbot a écrit :
> Hello,
> 
> "
> (...) interpolation happens in the real number space as for <number>s,
> and the result is converted to an <integer> by rounding to the nearest
> integer, with *_values halfway between adjacent integers rounded
> towards positive infinity_*.
> "
> CSS4 Values, section 5.1.1. Combination of <integer>
> https://www.w3.org/TR/css-values-4/#combine-integers
> 
> So
> 
> 'z-index: -1.5'
> should be converted to 'z-index: -1' and not to 'z-index: -2'
> while
> 'z-index: 1.5'
> should be converted to 'z-index: 2'.

Oops.. I meant

'z-index: calc(-1.5)'
should compute to 'z-index: -1' and not to 'z-index: -2'
while
'z-index: calc(1.5)'
should compute to 'z-index: 2'.


> 
> Is my interpretation of the spec correct?
> 
> Gérard
Received on Sunday, 16 December 2018 02:47:25 UTC

This archive was generated by hypermail 2.3.1 : Sunday, 16 December 2018 02:47:26 UTC