From: dblack@...
Date: 2003-02-23T12:49:43+09:00
Subject: Re: String.to_re ??

Hi --

On Sun, 23 Feb 2003, Mattia Peronio wrote:

> I will explain you my problem, with a short example code:
>
> ------------------------------------------------
> a = "Good this kind of work!"
> b = "this kind"
> puts a[Regexp.new("G.*#{b}.*rk!")]               >> Good this kind of work!"
>
> a = "Good this+kind of work!"
> b = "this+kind"
> puts a[Regexp.new("G.*#{b}.*rk!")]             >> nil
> -----------------------------------------------
>
> I woud like to know if you can implement a method string.to_re which converts a string to a regular expression, i.e.:
>
> Good this+kind of work        >>>>   Good this[+]kind of work

Try Regexp.escape:

  Regex.new(Regexp.escape("abc+def"))  # => /abc\+def/


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav