Re: newlines and $(...) processing

[Andreas Schwab]

bob@proulx.com (Bob Proulx) writes:

> I was asked a question recently and I have not been able to deduce the
> answer and so am appealing to the group for further education.  I
> could not find a match for my question in the FAQ.
>
>   $ printf "\n" | od -tx1
>   0000000 0a
>   $ printf "\n" | wc -c
>   1
>
> But when this is used with a command substitution the newline
> disappears.

Command substitution always strips trailing newlines.

Andreas.

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Andreas Schwab, SuSE Labs, schwab@suse.de
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