Re: [R] An small suggestion for the R team

From: Gabor Grothendieck <ggrothendieck_at_gmail.com>
Date: Fri 05 Aug 2005 - 08:31:53 EST

On 8/4/05, Gabor Grothendieck <ggrothendieck@gmail.com> wrote:
> On 8/4/05, Jose Claudio Faria <joseclaudio.faria@terra.com.br> wrote:
> > Hi all,
> >
> > I would like to suggest that all R functions/etc like:
> > codes-deprecated
> > grid-internal
> > ns-alt
> > ns-dblcolon
> > ns-hooks
> > ns-internals
> > ns-lowlev
> > ns-reflect.Rd
> > tools-internal
> > ts-defunct
> > utils-deprecated
> > utils-internal
> > ... and another
> >
> > i.e, function/word separate for '-'
> >
> > were all substituted by
> > codes_deprecated
> > grid_internal
> > ns_alt
> > ns_dblcolon
> > ns_hooks
> > ns_internals
> > ns_lowlev
> > ns_reflect.Rd
> > tools_internal
> > ts_defunct
> > utils_deprecated
> > utils_internal
> > ... and another
> >
> > i.e, by '_'
> >
> > Because it is impossible to make a good highlighter with the first one.
> >
> > How to differentiating myValue:
> >
> > varOne = 100
> > varTwo = 50
> > myValue = varOne-varTwo
> >
> > from codes-deprecated, or ns-alt, for example.
>
> One can create a variable with a minus in it by using
> backquotes:
>
> > `a-b` <- 3
> > a <- 10
> > b <- 4
> > `a-b` + a-b
> [1] 9 # 3 + 10 - 4
>

One other point. The help system, i.e. ?, accommodates minus signs like this where the last two statements below give the same result:

library(survival)
?"survival-internal"
internal?survival

Another example is,

library(dyn)
package?dyn



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