R help - Feb 2011 - Finding non-ASCII characters in R code using R

During R CMD check I get the following note:

* checking data for non-ASCII characters ... NOTE
  Note: found 9 marked UTF-8 string(s)

How can I search my code files for non ASCII chars using R?

Thanks,
Mark

-- 
Mark Heckmann (Dipl. Wirt.-Ing.)
phone +49 (0) 421/1614618

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See 'Writing R Extensions' ...

'Function showNonASCII in package tools can help in finding non-ASCII 
bytes in files.'

On Tue, 1 Feb 2011, Mark Heckmann wrote:
>
> During R CMD check I get the following note:
>
> * checking data for non-ASCII characters ... NOTE
>  Note: found 9 marked UTF-8 string(s)
>
> How can I search my code files for non ASCII chars using R?
>
> Thanks,
> Mark
>
> -- 
> Mark Heckmann (Dipl. Wirt.-Ing.)
> phone +49 (0) 421/1614618
>
> Empfehlen Sie GMX DSL Ihren Freunden und Bekannten und wir
> belohnen Sie mit bis zu 50,- Euro! https://freundschaftswerbung.gmx.de
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595