[texhax] [tex-live] Fwd: [OS X TeX] Beamer in MacTeX 2009 vs. 2010

[Heiko Oberdiek]

On Thu, Sep 16, 2010 at 08:09:59AM +0100, Philip Taylor (Webmaster, Ret'd) wrote:

> Heiko Oberdiek wrote:
> 
> >I have added sanity checks for some options that directly write
> >PDF code. For example:
> >   \usepackage[pdfborder=0 0 0]{hyperref}
> >would end up as "000" in the PDF file, because LaTeX
> >strips spaces.
> 
> Is this really the case, Heiko ?  (I ask as someone who
> knows almost nothing about the internals of LaTeX).  For
> arbitrary \command [optional parameters] {mandatory
> parameters}, does LaTeX always remove all spaces from
> [optional parameters] before passing them on ?

Yes, via \zap at space all spaces outside braces are removed.
Thus the following works:
  \usepackage[pdfborder={0 0 0}]{hyperref}

Yours sincerely
  Heiko Oberdiek