Bash Quirkiness
Robert P. J. Day
rpjday at mindspring.com
Mon Jul 26 15:24:36 UTC 2004
On Mon, 26 Jul 2004, Alexander Dalloz wrote:
> $(foo) is the current notation and some day ` ` (backticks) will go away
> from bash (by it's developers).
one other subtle point is that this construct produces only what is
sent to stdout -- stderr would still, by default, come to the tty. if
you really wanted both output streams, you could always do something
like:
VAR=$(command ... 2>&1)
but most folks typically want only stdout, anyway.
rday
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