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Note that bash copied that feature (called herestring not heredoc) from ksh93 which itself copied it from zsh which itself copied it from the Plan 9 shell rc. rc did not add the trailing newline character. ksh93, zsh and bash do.

Stéphane Chazelas
– Stéphane Chazelas

2013-04-04 21:25:31 +00:00
Commented Apr 4, 2013 at 21:25

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Correct minor typos or mistakes
Clarify meaning without changing it
Add related resources or links
Always respect the author’s intent
Don’t use edits to reply to the author

create code fences with backticks ` or tildes ~
```
like so
```
add language identifier to highlight code
```python
def function(foo):
print(foo)
```
put returns between paragraphs
for linebreak add 2 spaces at end
_italic_ or **bold**
indent code by 4 spaces
backtick escapes `like _so_`
quote by placing > at start of line
to make links (use https whenever possible)

<https://example.com>

[example](https://example.com)

<a href="https://example.com">example</a>

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