Codepoint, buffer code, and file code.

Codepoint, buffer code, and file code.

[Hongyi Zhao]

See the following information given below by describe-char:
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
         position: 214 of 262 (81%), column: 12
            character: ∞ (displayed as ∞) (codepoint 8734, #o21036, #x221e)
              charset: unicode (Unicode (ISO10646))
code point in charset: 0x221E
               script: symbol
               syntax: _     which means: symbol
             category: .:Base, c:Chinese, h:Korean, j:Japanese
             to input: type "C-x 8 RET 221e" or "C-x 8 RET INFINITY"
          buffer code: #xE2 #x88 #x9E
            file code: #xE2 #x88 #x9E (encoded by coding system utf-8-unix)
              display: by this font (glyph code)
    ftcrhb:-PfEd-DejaVuSansMono Nerd Font
Mono-normal-normal-normal-*-20-*-*-*-m-0-iso10646-1 (#x838)

Character code properties: customize what to show
  name: INFINITY
  general-category: Sm (Symbol, Math)
  decomposition: (8734) ('∞')

There is an overlay here:
 From 213 to 215
  before-string        [Show]
  category             flycheck-warning-overlay
  flycheck-error       [Show]
  flycheck-error-index 39
  flycheck-overlay     t
  help-echo            flycheck-help-echo
  line-prefix          [Show]


There are text properties here:
  fontified            nil
  wrap-prefix          " "

[back]
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

What difference does code point, buffer code, and file code mean, and
what's the relationship among them?

Regards
-- 
Assoc. Prof. Hongyi Zhao <hongyi.zhao@gmail.com>
Theory and Simulation of Materials
Hebei Vocational University of Technology and Engineering
NO. 552 North Gangtie Road, Xingtai, China

Re: Codepoint, buffer code, and file code.

[Eli Zaretskii]

> From: Hongyi Zhao <hongyi.zhao@gmail.com>
> Date: Thu, 8 Jul 2021 08:27:30 +0800
> 
> What difference does code point, buffer code, and file code mean, and
> what's the relationship among them?

Did you read the doc string this command and the documentation it
refers to?  If so, please ask specific questions about that, because
AFAICT the doc string answers all of your questions.

Re: Codepoint, buffer code, and file code.

[Hongyi Zhao]

On Thu, Jul 8, 2021 at 2:38 PM Eli Zaretskii <eliz@gnu.org> wrote:
>
> > From: Hongyi Zhao <hongyi.zhao@gmail.com>
> > Date: Thu, 8 Jul 2021 08:27:30 +0800
> >
> > What difference does code point, buffer code, and file code mean, and
> > what's the relationship among them?
>
> Did you read the doc string this command and the documentation it
> refers to?  If so, please ask specific questions about that, because
> AFAICT the doc string answers all of your questions.
>

Thanks for your advice.

Regards
-- 
Assoc. Prof. Hongyi Zhao <hongyi.zhao@gmail.com>
Theory and Simulation of Materials
Hebei Vocational University of Technology and Engineering
NO. 552 North Gangtie Road, Xingtai, China