Sent: Friday, January 20, 2023 11:29 PM
To: r-help@r-project.org ; akshay kulkarni
; Jorgen Harmse ; r-help@r-project.org
; williamwdun...@gmail.com
Subject: Re: [R] function doesn't exists but still runs. (akshay kulkarni)
This is not a "problem" ... it is a "feature"
is the private environment, so you can use it to
>see all the private objects and everything in the ancestor environments. You
>can repeat the trick to see private environments of packages you didn't
>directly pull in. I think you can even unlock bindings and do ghastly thi
: R help Mailing list
Subject: Re: [R] function doesn't exists but still runs.
Message-ID:
Content-Type: text/plain; charset="utf-8"
Look into R's scoping rules. E.g.,
https://bookdown.org/rdpeng/rprogdatascience/scoping-rules-of-r.html.
* When a function looks up a na
From: Bill Dunlap
Sent: Friday, January 20, 2023 5:32 AM
To: akshay kulkarni
Cc: R help Mailing list
Subject: Re: [R] function doesn't exists but still runs.
Look into R's scoping rules. E.g.,
https://bookdown.org/rdpeng/rprogdatascience/scoping-rules-of-r.html.
* When a function looks up
Re: [R] function doesn't exists but still runs.
A little simpler answer than the others.
Look at package Namespaces. When a package is created, the NAMESPACE
file defines which functions in the package are exported (i.e.
available for you to use), the other functions are "private" to the
A little simpler answer than the others.
Look at package Namespaces. When a package is created, the NAMESPACE
file defines which functions in the package are exported (i.e.
available for you to use), the other functions are "private" to the
package meaning that other functions in the package can
sage: 17
Date: Thu, 19 Jan 2023 16:02:31 -0800
From: Bill Dunlap
To: akshay kulkarni
Cc: R help Mailing list
Subject: Re: [R] function doesn't exists but still runs.
Message-ID:
Content-Type: text/plain; charset="utf-8"
Look into R's scoping rules. E.g.,
https://b
Look into R's scoping rules. E.g.,
https://bookdown.org/rdpeng/rprogdatascience/scoping-rules-of-r.html.
* When a function looks up a name, it looks it up in the environment in
which the function was defined.
* Functions in a package are generally defined in the package's environment
(although
dear members,
I am using the RSelenium package which uses the
function selenium() from the wdman package. The selenium function contains the
function java_check at line 12. If I try to run it, it throws an error:
> javapath <- java_check()
Error in java_check() :
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