Is this a pbcopy command garbled bug?

Question

Is this a pbcopy command garbled bug? If so, is there a way to fix it?

I've tried a few ways but still can't found why this is happened.

error / bug

Steps to reproduce

# 1. copy output
$ man grep | pbcopy

# 2. paste to a markdown file

# 3. view the markdown file

using vscode open the markdown file, still garbled

template solutions

1. output to a markdown file

# stdout
$ man ls > man-ls.md
# $ man grep > man-grep.md

# no pagination problem ✅
$ cat man-ls.md
# $ cat man-grep.md

2. manually copy & paste (page by page )

# copy man docs, page by page
$ man grep

Answer 1

vscode solution ✅

use vscode to fix copy from the terminal encoding bug

steps

1. export one .md markdown file

# export
$ man shutdown > shutdown.md
# $ man grep > grep.md

2. open exported .md file with vscode

3. select all " symbols， and press the backspace/back delete key twice ()

That's all.

gif demo