[R] how to get no of pdf files in a particular directory

[Prof Brian Ripley]

length(Sys.glob(file.path(Dir, "*.pdf)))

or use the 'pattern' argument of list.files()

or use system(paste("ls", file.path(Dir, "*.pdf), "| wc -l"), intern=TRUE)

On Mon, 18 Aug 2008, Kurapati, Ravichandra (Ravichandra) wrote:

> Hi
>
>     Lets say,
>
> Dir<-"/var/www/html/celnet/users/cxadmin/FlowDuration_DataVolume/fld_01_
> 08_18_08"
>
>          There will be pdf and/or csv files.
>
>        I want to know how many *.pdf files are  there in that
> directory.
>
>     How can I get using R commands.
>
> Thanks
>
> K.Ravichandra

-- 
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)
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