sorry, I want write:
matrix = (0..7).map { (0..7).map {0} }
nb: the init element isn't an array!

On Tue, 10 Dec 2002 18:43:00 +0100, Ludo wrote:

> about using map (from The Ruby Way),
> you can do:
> 
> matrix = (0..7).map { (0..7).map {[0]} }
> 
> On Wed, 11 Dec 2002 02:39:01 +0900, Mike Campbell wrote:
> 
>> there was a solution posted a couple days ago using #map.
>> 
>>> -----Original Message-----
>>> From: Sebastian Ruhs [mailto:RembrandtAkaDodger / gmx.de]
>>> Sent: Tuesday, December 10, 2002 12:14 PM
>>> To: ruby-talk ML
>>> Subject: 8x8 matrix
>>> 
>>> 
>>> Is there an easier way to create a 8x8 matrix then: 
>>> a=Array.new
>>> 0.upto(7) {|i| a[i]=Array.new(8,0)}  ?