First, ASCII support is good enough for stopping using digraphs and
trigraphs. You do not need UTF-8.

Second, this link might be what you want to read:
https://stackoverflow.com/a/28053221/816999.

On Sat, 16 Jan 2021 at 03:35, corentin.musard--- via Std-Discussion <
std-discussion_at_[hidden]> wrote:

> digraph: https://timsong-cpp.github.io/cppwp/lex#digraph
>
>
> There were useful long time ago, but with the use of utf8 everywhere why
> not deprecate or even remove them?
>
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-- 
Yongwei Wu
URL: http://wyw.dcweb.cn/