[ruby-talk:02140] Re: ARGF vs. $<

Matz wrote:
>     on 00/03/23, Dave Thomas <[e-mail]> writes:
>
> |Apart from the naming convention, is there a reason that ARGF is
> |documented as a global constant and $< as a global variable? They both
> |reference the same object, and effectively have the same semantics. Am
> |I missing something subtle here?
>
> They are same in semantics, but syntactically, $< is a read-only
> special variable, and ARGF is a constant.  In reference manual, I
> cannot ignore syntactical difference.

I don't know if Dave also wants to include the following in his
documentation, but in English.rb there is also:

    alias $DEFAULT_INPUT           $<

Conrad Schneiker
(This note is unofficial and subject to improvement without notice.)