[R] about .function

Bogdan Tanasa t@n@@@ @end|ng |rom gm@||@com
Thu Jan 30 20:22:23 CET 2020


appreciate it ! thank you Duncan !

On Thu, Jan 30, 2020 at 11:18 AM Duncan Murdoch <murdoch.duncan using gmail.com>
wrote:

> On 30/01/2020 1:38 p.m., Bogdan Tanasa wrote:
> > Dear all,
> >
> > if I may ask please a very simple question :
> >
> > what does "." mean in front of  function name : an example below . thank
> > you very much !
> >
> > .set_pbmc_color_11<-function() {
> >    myColors <- c( "dodgerblue2",
> >                   "green4",
> >                   "#6A3D9A", # purple
> >                   "grey",
> >                   "tan4",
> >                   "yellow",
> >                   "#FF7F00", # orange
> >                   "black",
> >                   "#FB9A99", # pink
> >                   "orchid",
> >                   "red")
> >
>
> It means that the default ls() won't list the function, you'd need
> ls(all.names = TRUE).  By convention such functions are usually meant
> for internal use, but there are lots of exceptions to that convention.
> The same convention is used in Unix-alike file systems.
>
> Duncan Murdoch
>
>
>

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