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Update 'echo -n' example

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Putting `echo -n` in backticks isn't a productive example, since command
substitution (backticks, or `$()` in Bash) already removes the trailing
newline(s).

References:
* <https://www.gnu.org/software/bash/manual/html_node/Command-Substitution.html>
* <http://heirloom.sourceforge.net/sh/sh.1.html#4>
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Kevin Ernst 2022-05-12 21:57:34 -04:00 committed by GitHub
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@ -2590,7 +2590,9 @@ printf 'hello world\n%.0s' {1..5}
``` ```
##### Do not echo the trailing newline ##### Do not echo the trailing newline
```bash ```bash
username=`echo -n "bashoneliner"` echo -n "Doing the things... "
# (do things)
echo "done."
``` ```
##### Copy a file to multiple files (e.g copy fileA to file(B-D)) ##### Copy a file to multiple files (e.g copy fileA to file(B-D))