From: Adam Prescott <mentionuse@...>
Date: 2010-10-04T21:05:26+09:00
Subject: Re: save only first line from string?

>>> "a string\nwith multiple\nlines".split(/\n|\r\n/)[0]
> => "a string"

"a string\nwith multiple\nlines".split(/\r?\n/).first

I was somewhat amazed to find not the split solution, but the rather
wild (g)sub solutions as the first responses!


On Mon, Oct 4, 2010 at 8:25 AM, Steel Steel <angel_steel@ymail.com> wrote:
> Terry Michaels wrote:
>> Hi. What's the most simple and elegant way to remove all the contents of
>> a String except for the first line? (Assume string consist of one line,
>> multiple lines, or no lines, and assume that we don't know which OS we
>> are on.)
>
>
>>> "a string\nwith multiple\nlines".split(/\n|\r\n/)[0]
> => "a string"
> --
> Posted via http://www.ruby-forum.com/.
>
>