OT: need bash help [solved]

[Pete Travis]

Backticks for a subshell are 'depricated' though the convention is still in
wide use.  I use the $() method because `su - user 'command --opt="foo"'`
and such can get a bit confusing,  and the alternative is much easier to
pick out of a mass of text.
On Oct 17, 2011 1:45 PM, "Mike Wright" <mike.wright at mailinator.com> wrote:

> On 10/17/2011 12:39 PM, Mike Wright wrote:
> > Hi all,
> >
> > I'm trying to write a bash script and having problems.
> >
> > If I execute this:
> >
> >     ps x | grep mongod | wc -l
> >
> > it returns a value.
> >
> > OTOH, if I execute this:
> >
> >     LINES = ps x | grep mongod | wc -l
> >
> > it returns "command not found".
> >
> > How does one assign the output of a command to an environment variable?
>
> Aaargh!  Doesn't like the spaces around the = sign.
>
> LINES=`ps x | grep mongod | wc -l` is a way to write it.
>
> Sorry for the noise :/
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