> I have around 300 files with the x, y and z coordinates of a DEM that I would like to join in a
> single data frame object. I know how to automate the import of the 300 data frames.
>
> I do not know however how to automate the combination of the e.g. x vectors from all
> imported data frames in a single vector avoiding the manual writing of all the imported
> data frame names.
Why not concatenate all the data files under Bash?
cat *.dat >alldata.txt
You can then read 'alldata.txt' with a single read.table
Or, if you need to keep the file names in the data frame:
awk '{print FILENAME,$0}' *.dat >alldata.txt
Or am I missing something?
Christophe Pallier www.pallier.org
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