From: David Alan Black <dblack@...>
Date: 2001-02-24T03:15:11+09:00
Subject: [ruby-talk:11397] Re: Time without seconds (updated/fixed)

On Sat, 24 Feb 2001, W. Kent Starr wrote:

> On Friday 23 February 2001 10:32, David Alan Black wrote:
> > Here's a followup question, based on playing around with this:
> > Why do the two ways of doing this (which I've stashed into
> > MyTime.floor) result in objects of different types?
> >
> >   class MyTime < Time
> >     def MyTime.floor
> >
> >   # Way 1
> >       t = Time.new
> >       mt = MyTime.at t - t.sec
> >
> >   # Way 2
> >       tt = MyTime.at (tm = Time.new) - tm.sec
> >
> >       [mt,tt].each do |ti|
> >         puts "#{ti} is of type #{ti.type}"
> >       end
> >     end
> >   end
> >
> >   MyTime.floor
> >
> >   Output:
> >   Fri Feb 23 10:31:00 EST 2001 is of type MyTime
> >   Fri Feb 23 10:31:00 EST 2001 is of type Time
> >
> >
> FWIW
> 
> Time.type #-> Class
> class MyTime < Time
> end
> MyTime.type #-> Class
> a = Time.new
> b = MyTime.new
> a.type #-> Time
> b.type #-> MyTime
> 
> It appears that a class is of type Class and instances of that class are of 
> type #{Name_Of_That_Class}
> 
> Interesting (and useful) behavior :-)

Indispensable, even :-)  But I don't see the connection with my question.  But see
earlier answers from Dave T. and Guy D.

(Is there *anyone* on this list without at least one name twin?  Slight exaggeration...
but still!)


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav