[NTG-context] Google Chart URL

Wolfgang Schuster schuster.wolfgang at googlemail.com
Sat Apr 16 21:01:11 CEST 2011


Am 16.04.2011 um 20:31 schrieb Reviczky, Adam:

> Hi
> 
> I have problems with special characters in URL's.
> What I wanted at first place, is embedding a google chart image, so I've tried this:
> 
> \starttext
> \externalfigure[{https://chart.googleapis.com/chart?cht=p3&chs=250x100&chd=t:60,40&chl=Hello|World}]
> \stoptext
> 
> which fails with:
> ! Undefined control sequence.
> system          > tex > error on line 3 in file test.tex: Undefined control sequence ...
> 
> as far as I can tell it's the "|" symbol where it has problems.

\starttext
\externalfigure[https://chart.googleapis.com/chart?cht=p3&chs=250x100&chd=t:60,40&chl=Hello\letterbar World][method=png,scale=4000]
\stoptext

Wolfgang



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