From: Robert Klemme <bob.news@...>
Date: 2004-11-05T22:43:43+09:00
Subject: Re: value provided for argument with default value - how to check inside method?


"itsme213" <itsme213@hotmail.com> schrieb im Newsbeitrag
news:mXCid.17442$tL5.16841@fe2.texas.rr.com...
> Is there an equivalent of block_given? to check if the caller provided a
> value to an argument that had a default value?
>
> Or do I have to use some sentinel value?

I'm unsure what you're at.  Normally the idea of having a default value is
that you don't have to worry about where it came from:

def foo(x=10)
  puts x
end

Care to unveil a bit more detail why you would need that piece of
information?

Kind regards

    robert