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$: add examples (#15636)

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Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>
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Managor 2025-01-30 19:13:37 +02:00 • committed by GitHub
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pages/common/$.md
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@ -22,3 +22,11 @@
- Expand with the output of `command` and run it. Same as enclosing `command` in backtics:
`$({{command}})`
- List how many arguments the current context has:
`echo $#`
- Print out a Bash array:
`echo ${array[@]}`