From: Mikel Lindsaar <raasdnil@...>
Date: 2007-07-03T08:19:20+09:00
Subject: Re: How to check for where a text file begins?

def find_first_two_lines(text)
  text.strip.split("\n").slice(0,2)
end

Returns an array of the first two non whitespace lines delimited by \n

(\n is also included in whitespace per strip... handly)

Regards

Mikel Lindsaar
http://www.blognow.com.au/q



On 7/3/07, Al Cholic <desertfox@hot.ee> wrote:
> Hello,
>
> Im working with some imported text files and I need check where the
> first 2 lines of text occur.  The files can have white space in the
> beginning, so I cant just do a split("\n") and take the first two
> elements of the array.  Im a bit confused about this stuff.  Here is
> what I've been trying to do with regular expressions, but no results
> yet:
>
> def find_first_two_lines(file)
>   /\S\n\S/.match(file)
> end
>
> If anyone has any ideas, please do share!
>
> Thanks in advance!
>
> --
> Posted via http://www.ruby-forum.com/.
>
>