From: "Marcin Mielżyński" <lopexx@...>
Date: 2006-03-28T21:58:55+09:00
Subject: Re: Array resizing

Victor Shepelev wrote:
> Maybe dumb question, but...
> 
> I have not found anything like Array.resize, i.e.
> 
> a = [1,2]
> 
> a.resize(5)     #=> [1,2,nil,nil,nil]
> a.resize(5, 3)  #=> [1,2,3,3,3]
> 
> I can use Array.fill, but
> 
> a.fill(3, a.size, a.size+2) 
> 
> looks a bit ugly, not?
> 

a = [1,2,3]
a += [nil] * 3

> Moreover, if I want to resize to size lesser then array is, I need slice.
> 

a = [1,2,3,4,5]
a[0..-3]

Ruby 1.9 supports Array#pop taking an integer

lopex