Excerpts from Martin Bähr's message of 2014-06-25 04:24:37 +0200:
> function echonl
> for i in $argv
> echo $i
> end
> end
> compare:
> /> set foo (ls)
> /> wc (echo $foo | psub)
> 1 35 264 /tmp/.psub.29424.6249
> /> wc (echonl $foo | psub)
> 35 35 264 /tmp/.psub.29424.104
>
> note that this even works like that in bash:
> $ foo=`ls`
> $ wc <(echo $foo)
> 1 35 264 /dev/fd/63
>
> on command substitution, newlines are discarded.
ooops, this is wrong!
for bash the newlines are discarded by echo:
$ wc <(echo "$foo")
35 35 264 /dev/fd/63
http://stackoverflow.com/questions/15184358/how-to-avoid-bash-command-substitution-to-remove-the-newline-character
greetings, martin.
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