[R] How to uncompress a gz file in R

[Henrik Bengtsson]

Hi.

On Wed, Sep 15, 2010 at 9:30 AM, Wonsang You <you at ifn-magdeburg.de> wrote:
> Dear Henrik,
> Thank you so much for your kind help. Unfortunately, I could not find out
> any function such as 'gunzip' in R.utils package.

Hmm... it's been there since at least 2005.

library("R.utils");
help("gunzip")

See the example.

gzip() and gunzip() works on any OS.

/H

> Instead, I could be
> successful by using the following command.
> system("gunzip filename")
> On the other hand, the function 'gzfile' supports the compression as gz
> format, but I still do not know how to decompress gz file by using the
> function 'gzfile'.
> Best Regards,
> Wonsang
>
> On 14 September 2010 15:23, Henrik Bengtsson <hb at stat.berkeley.edu> wrote:
>>
>> To uncompress an *.gz file into another file on disk, see also ?gunzip
>> in the R.utils package.
>>
>> /Henrik
>>
>> 2010/9/14 Uwe Ligges <ligges at statistik.tu-dortmund.de>:
>> > See ?gzfile
>> >
>> > Uwe Ligges
>> >
>> >
>> > On 14.09.2010 11:02, Wonsang You wrote:
>> >>
>> >> Dear Fellows,
>> >>
>> >> I would like to know how to uncompress a gz file at the R console. I
>> >> could
>> >> not find out any help from the R-help archive.
>> >> Thanks for your great help.
>> >>
>> >> Best Regards,
>> >> Wonsang You
>> >>
>> >>
>> >> -----
>> >> --
>> >> Wonsang You
>> >> Special Lab Non-Invasive Brain Imaging
>> >> Leibniz Institute for Neurobiology
>> >> http://www.ifn-magdeburg.de
>> >
>> > ______________________________________________
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>> > 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.
>> >
>
>