[R-pkg-devel] Guidance on importind multiple text files for @example

Zhian Kamvar kamvarz at science.oregonstate.edu
Thu May 11 15:56:05 CEST 2017

I sent this earlier, but from a different email and it bounced on the list:

You might try placing a directory (e.g. foo) of a few small dummy text files in inst/ and then in the example use:


as the input to your example.

That being said, system.file() often confuses users, so some authors have taken to wrapping that in a separate function like foo_example().


Zhian N. Kamvar, Ph. D.
Postdoctoral Researcher (Everhart Lab)
Department of Plant Pathology
University of Nebraska-Lincoln

> On May 11, 2017, at 08:54 , ujjwal anand <ujjwalsas9 at gmail.com> wrote:
> Hi,
> I am creating a function ftsc(x)
> where x is given by:
> x<-cname <- file.path("C:/Users/anand/Desktop/Internship", "dataftc")
> In the dataftc folder I have stored all the text files to be clustered by
> my function.
> So, while creating the package I have to include an example and that is my
> problem.
> I am not able to define a path for data folder in @example.
> So, please let me know if you have some ideas about it.
> Thanks & regards,
> Ujjwal
> On Thu, May 11, 2017 at 3:47 PM, Duncan Murdoch <murdoch.duncan at gmail.com <mailto:murdoch.duncan at gmail.com>>
> wrote:
>> On 11/05/2017 6:42 AM, ujjwal anand wrote:
>>> Hello Sir/Ma'am,
>>> I am trying to build a package on R. But my function, which takes a folder
>>> full of text files as an argument.
>>> So, could you please share some ideas on how to import a folder (which
>>> contains multiple text files) for "@example".
>> Not sure what you mean by "import".  What are you starting with?  What do
>> you want to end up with?
>> Duncan Murdoch
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