[R] get a vector with filenames with a certain extension in a folder

torpedo fisken torpedofisken at gmail.com
Sun Jul 19 04:35:39 CEST 2009


Thanks 'dir()' with glob2rx does what I want.

Thanks again

2009/7/17 Peter Dalgaard <p.dalgaard at biostat.ku.dk>:
> milton ruser wrote:
>>
>> Hi there,
>>
>> try this:
>>
>> setwd("/home/mcr")
>> dir(path=".", pattern=".txt$")
>>
>> OR
>>
>> dir(path="/home/mcr/.", pattern=".txt$")
>>
>> $ means finished with ".txt"
>
> A word of warning. The pattern is a regular expression, so the above means
> that the name ends with an arbitrary character followed by "txt".
>
> pattern=glob2rx("*.txt")
>
> is more likely to do what you want.
>
>
>> good luck,
>>
>> milton
>> brazil=toronto
>>
>> On Fri, Jul 17, 2009 at 12:08 AM, torpedo fisken
>> <torpedofisken at gmail.com>wrote:
>>
>>> Hi
>>> I got a script that works on file with the extension ".qed" that are
>>> al located in a folder '~/works/'
>>>
>>> Is there are R function that will fetch all the filenames from the works
>>> subdir,
>>> similar to
>>> 'ls ~/works/*.qed'
>>>
>>>
>>> Thanks in advance
>>>
>>> ______________________________________________
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>>
>>        [[alternative HTML version deleted]]
>>
>> ______________________________________________
>> R-help at r-project.org mailing list
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>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>
>
> --
>   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
>  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
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