Date: Sun, 29 Oct 2006 20:18:50 +0300 From: "Andrew Pantyukhin" <infofarmer@FreeBSD.org> To: "Yar Tikhiy" <yar@comp.chem.msu.su> Cc: doc@FreeBSD.org Subject: Re: New article Message-ID: <cb5206420610290918g2d6246bdhd3465d2e88f99e4f@mail.gmail.com> In-Reply-To: <20061015173531.GB31717@comp.chem.msu.su> References: <20061015173531.GB31717@comp.chem.msu.su>
next in thread | previous in thread | raw e-mail | index | archive | help
On 10/15/06, Yar Tikhiy <yar@comp.chem.msu.su> wrote: > Hi folks, Great article, thanks! How about -eval "${rcvar}=\${${rcvar}:-'NO'}" +eval : \${${rcvar}='NO'} (a little more concise/readable; does not override explicit null value, which might not be valid, but should probably be respected all the same) Thanks!
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?cb5206420610290918g2d6246bdhd3465d2e88f99e4f>