On Mon, Feb 14, 2011 at 4:25 PM, licess <licess@gmail.com> wrote:
> i have try to get nginx version,use:
> root@vps:~# nv=`/usr/local/nginx/sbin -v`
> root@vps:~# echo $nv
>

perhaps you meant `/usr/local/sbin/nginx -v`?

Also the output is directed to stderr (don't ask me why) so you need 2>&1

nv=`/usr/local/sbin/nginx -v 2>&1`
echo $nv

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