From: Robert Klemme <shortcutter@...>
Date: 2011-09-13T23:51:25+09:00
Subject: Re: Iterate Array and (pretty)print

On Tue, Sep 13, 2011 at 4:40 PM, Larry Lv <larrylv1990@gmail.com> wrote:
> hi,
>
> u have output @hosts' elements in the block? why would you add a puts in
> front of it?
>
> u can do it just with Array.join
>
> *puts hosts.join("\n")*

You don't even need the join.

irb(main):001:0> @hosts = ["test1", "test2", "test3", "test4"]
=> ["test1", "test2", "test3", "test4"]
irb(main):002:0> puts @hosts
test1
test2
test3
test4
=> nil
irb(main):003:0>

Cheers

robert

-- 
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