Re: [Help-bash] A do nothing function

[Greg Wooledge]

On Fri, Sep 28, 2012 at 02:12:08PM -0600, Bob Proulx wrote:
> > >   filter() { sed /^eth/d;/^wlan/d;/^NetworkManager/d; }
> 
> Note missing quoting needed in the sed argument.

Ah, right. :(

> What would be likely to break?  It seems like six of one and a half
> dozen of the other...

The original statement was that a function is more flexible, and less
likely to break, than filter='some command'.  You can't put pipelines
or complex quoted arguments into a command that's in a variable.  This
is discussed in more detail at http://mywiki.wooledge.org/BashFAQ/050 .