The * means that any further arguments are collected in an array. It lets
you handle an arbitrary number of arguments.
def test(*args)
args.length
end
test 'fish'
=> 1
test 'foo', 'bar'
=> 2
test
=> 0
test [1,2,3]
=> 1 #the array is one argument
test 1, 2, 3
=> 3
James Mason
Systems Administrator/Safety & Environmental Director
Yamato Engine Specialists
360-306-5017
On Wed, Sep 3, 2008 at 4:10 AM, luis tomas <[EMAIL PROTECTED]>wrote:
>
> Yo don't have to send parammeters in Rails (yo don't need). The
> parammeters are in params[:parammeter_name].
>
>
>
> On Aug 22, 12:44 am, miga <[EMAIL PROTECTED]> wrote:
> > On Aug 21, 10:31 am, Phoenix Nirvana <[EMAIL PROTECTED]> wrote:> def
> hello(*names)
> > > "The number of arguments is #{names.length}."
> > > end
> >
> > > I don't know the meaning "*" before "names" in line1
> >
> > See the explanation here: <http://www.ruby-doc.org/docs/
> > ProgrammingRuby/html/tut_containers.html> in Bloc transactions section.
> >
>
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