Re: Inconsistent treatment of "em" and "ex" unit when used to specify "font-size"

From: Philip TAYLOR <P.Taylor@Rhul.Ac.Uk> Date: Fri, 30 Oct 2009 17:09:50 +0000 Message-ID: <4AEB1DDE.30508@Rhul.Ac.Uk> To: John Daggett <jdaggett@mozilla.com> CC: W3C Style List <www-style@w3.org> · This archive was generated by hypermail 2.4.0 : Friday, 25 March 2022 10:07:40 UTC

John Daggett wrote:

> Philip TAYLOR wrote:

>> I am a little unhappy with "or impractical"; does this not leave a
>> rather large loophole for browser inconsistencies ?
>
> Practically speaking, no.  Fonts in CSS need to be defined independent of font type.  For some font types, it may be hard to determine the x-height but for the majority of font types (OpenType, TrueType, SVG, Type1) determining x-height is a simple matter.  The wording is fine I think.

OK, I defer to your expert opinion John.
Philip Taylor