From: Austin Ziegler <halostatue@...>
Date: 2006-10-24T02:36:06+09:00
Subject: Re: How to remove empty element in an array

On 10/23/06, Li Chen <chen_li3@yahoo.com> wrote:
> Hi all,
>
> I have an array of [1,2,''] I want change it to [1,2]. I check the
> document about Array but I cant't find a way to remove the empty
> element. Any comments?

It's "[1, 2, <empty-string>]"? If so, then it's not an empty element.
If you have [1, 2, nil] then you can just use Array#compact or
Array#compact!. Otherwise, look at #delete_if.
-- 
Austin Ziegler * halostatue@gmail.com * http://www.halostatue.ca/
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               * austin@zieglers.ca