From: Joey Gibson <joey@...>
Date: 2003-09-19T22:59:04+09:00
Subject: Re: Removing "nil" entries from array

On 9/19/2003 9:54 AM, Thomas Adam wrote:

>...yet I re-ran my program using the same data file (unchanged) and now my
>array is being intermittently populated with "nil" values. Using "uniq()"
>doesn't remove them. Any ideas?
>  
>

What about using delete_if?

a = [:foo, nil, :bar, :baz, nil, nil, "testing"]
a.delete_if {|x| x == nil}
=> [:foo, :bar, :baz, "testing"]

delete_if modifies the array in place. If you want non-destuctive, use 
"reject" instead.

-- 
Dean saor, dean saor an spiorad. Is seinn d'orain beo.

http://www.joeygibson.com
http://www.joeygibson.com/blog/life/Wisdom.html