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Re: [Help-bash] Is there a way to not to remove tailing newline in comma
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From: |
Tom Ryder |
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Subject: |
Re: [Help-bash] Is there a way to not to remove tailing newline in command substitution? |
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Date: |
Thu, 13 Dec 2018 16:38:32 +1300 |
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User-agent: |
Mutt/1.11.1+4 (068f4921) (2018-12-03) |
On Wed, Dec 12, 2018 at 09:32:33PM -0600, Peng Yu wrote:
Sometimes, it may be better to preserve the trailing newline in a
command substitution. Is there a way to do so?
One method is to include a trailing character in the output, and then
to strip it off again:
$ x=$(echo $'\n'/)
$ x=${x%/}
$ declare -p x
declare -- x="
"
--
Tom Ryder <https://sanctum.geek.nz/>
The next 1<<10 years are ours.