From: ito@...
Date: 2002-10-24T12:02:18+09:00
Subject: array[start..end] gives unexpected results

Is this correct?

$ cat a1.rb
def foo(a)
    l = a.size
    a.each_index {|i|
      p i
      p a[(i+i) .. (l-1)]
      p a[i+1, l-i]
    }
end

foo([0,1,2,3,4])
$ ruby -v
ruby 1.6.8 (2002-10-23) [i686-linux]
$ ruby a1.rb
0
[0, 1, 2, 3, 4]        <-- UNEXPECTED
[1, 2, 3, 4]
1
[2, 3, 4]              <-- OK
[2, 3, 4]
2
[4]                    <-- UNEXPECTED
[3, 4]
3
nil                    <-- UNEXPECTED
[4]
4
nil                    <-- OK
[]

-- 
********************
Ito Kazumitsu