From: Li Chen <chen_li3@...>
Date: 2006-11-21T14:13:14+09:00
Subject: Re: array question


> A couple of ways: (there are probably dozens more)
> # given:
> array = [1,2,3,4,5,6]
> 
> # 1.
> new_array = array[1..-2]
> 
> # 2.
> new_array = array.dup
> new_array.shift # shifts off the first element
> new_array.pop # pops off the last element
> 
> #1 uses Array#[], which is a synonym for Array#slice.
> 1..-2 is a Range parameter. In this case, it says you want a slice of
> the array containing everything but the first and last element.


Hi,

I run  array=[1,2,3,4,5]
       new_array = array.dup
       new_array.shift
       new_array.pop
I get [2,3,4] but I want this result  [1,2,2,3,3,4,4,5]

Li

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