From: Yang Bob <bob.yang.dev@...>
Date: 2006-12-04T18:09:01+09:00
Subject: Re: method overloading like Java?

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I prefer this method if I have many parameters, and when I have just fewer
parameters I prefer Austin Ziegler's method.

Thanks : )


2006/12/4, Max Muermann <ruby@muermann.org>:
>
> On 12/4/06, Yang Bob <bob.yang.dev@gmail.com> wrote:
> > But how about overloading by parameter numbers. such as:
> > class FooClass {
> >    def foo(first){ }
> >    def foo(first, second) { }
> > }
> >
> > does ruby support this ? if can not, how can we workaround this?
> >
> > thanks
> >
>
> There's also this one:
>
> def foo opts={}
>   if opts[:some_parameter]
>     do_something_with_parameter
>   end
>
>   if opts[:some_other_parameter]
>     do_something_with_other_parameter
>   end
> end
>
> foo :some_parameter=>123, :some_other_parameter=>'abc'
>
> This is used as a substitute for 'true' named parameters. It is mostly
> useful if you need to take a moderate number of entirely optional
> parameters.
>
> Cheers,
> Max
>
>

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