Re: Why `echo -n hello | while read v; do echo $v; done' prints nothing?

[Andreas Schwab]

"Clark J. Wang" <dearv...@gmail.com> writes:

> Following command also prints nothing, confused :(
>
> for ((i = 0; i < 10; ++i)); do echo -n " $i"; done | while read v; do echo
> $v; done

$ printf . | { read v; echo $?; }
1

Andreas.

-- 
Andreas Schwab, sch...@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."