Re: [Groff] What does 'groff <<<foo' do?

[Johann Höchtl]

On 12/02/2012 07:40 PM, Clarke Echols wrote:
> In a recent email the syntax:
>
>      groff <<<foo ...
>
> was used.
It's called "Here string" or "here document" and used extensively in 
Bash / Perl / Python / Ruby programming. With 'here doc' You can 
disguise entire websites in a single perl file .... or a troff document

http://en.wikipedia.org/wiki/Here_document

> I've used Unix/Linux for over 25 years, and I've never seen
> that "triple redirect" before.  What does it do?  I get nowhere
> with a Google search because it ignores the '<<<'.
>
> Thanks,
>
> Clarke