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fedora-users: Re: OT: need bash help [solved]

Re: OT: need bash help [solved]

From: Mike Wright <mike.wright_at_nospam>
Date: Mon Oct 17 2011 - 19:45:01 GMT
To: Community support for Fedora users <users@lists.fedoraproject.org>

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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