I pasted it into Emacs ESS on Macintosh, Emacs ESS on Windows, and Rgui on
Windows.
All 4.0.0 . It runs fine.
On Tue, Apr 28, 2020 at 11:36 PM Rolf Turner <r.tur...@auckland.ac.nz>
wrote:
>
> The (excellent) MWE that you provided runs just fine for me (in R 4.0.0
> under Ubuntu 18.04) either by sourcing "aaa.R" or by using copy-and-paste.
>
> Must be Windoze thing. Switch to Linux!
>
> cheers,
>
> Rolf Turner
>
> n 29/04/20 2:25 pm, Jinsong Zhao wrote:
> > On 2020/4/29 8:05, Jinsong Zhao wrote:
> >> Hi there,
> >>
> >> I have a piece of source code with some inline comments in Chinese. It
> >> works well when I copy it from a editor (gvim here), and paste it to
> >> Rgui console on R 3.6.3, however, when I do the same thing, R 4.0.0
> >> give error message:
> >>
> >> Error: invalid multibyte character in parser at line 21
> >>
> >> If I source() the code from Rgui console, it can run without any error.
> >>
> >> Any hints?
> >>
> >> BTW, I do not make a minimal workable example yet.
> >>
> >
> > Here is the MWE:
> >
> > D:\system\Desktop>cat aaa.R
> > gz <- data.frame(x1 = rnorm(100), x10 = rnorm(100))
> > gz <- within(gz,
> > {
> > a <- x1 #a中中中中中中中
> > bbbbb <- x10 #b中中中a中中中中
> > ccccc <- x10 #c中中中中中中中中
> > ddddd <- x10 #d中中中中中b中中中中
> > eeeee <- x10 #e中中中中中中中中
> > fffff <- x10 #f中中中中中c
> > })
> >
> > The ASCII character in the code could be replace by other ASCII
> > character. The Chinese character could be replace by other Chinese
> > character.
> >
> > Calling source("aaa.R") could run normally. If you select all the code
> > and paste it to Rgui console, it will give error:
> >
> > > gz <- data.frame(x1 = rnorm(100), x10 = rnorm(100))
> > > gz <- within(gz,
> > + {
> > + a <- x1 #a中中中中中中中
> > + bbbbb <- x10 #b中中中a中中中中
> > + ccccc <- x10 #c中中中中中中中中
> > + ddddd <- x10 #d中中中中中b中中中中
> > + eeeee <- x10 #e中中中中中中中中
> > + fffff <- x10 #f中中中中中c
> > Error: invalid multibyte character in parser at line 9
> > > })
> > Error: unexpected '}' in " }"
> > >
> >
> > If you delete any character from the comment, or add any character to
> > the comment. The code can paste to the console without any error.
> >
> > If you change the length of `bbbbb`...`fffff`, the code also could be
> > paste and run without any error.
> >
> > Best,
> > Jinsong
>
>
> --
> Honorary Research Fellow
> Department of Statistics
> University of Auckland
> Phone: +64-9-373-7599 ext. 88276
>
> ______________________________________________
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