From: Damjan Rems <d_rems@...>
Date: 2008-08-11T15:53:06+09:00
Subject: Re: Regex. How to return multiple lines

Robert Klemme wrote:
> On 10.08.2008 15:49, Sebastian Hungerecker wrote:
>> Robert Klemme wrote:
>>> c = File.read "x"
>>>
>>> p c.grep /a+/
>> 
>> Why not:
>> p File.open("x") {|f| f.grep /a+/}
>> Avoids loading the whole file into memory.
> 
> The original request stated "I assume that file would be read in one
> chunk into memory." which I choose to respect.  But see my disclaimer at
> the end and also my other reply that hinted at this.
> 
> Cheers
> 
>   robert

Thank you very much guys.

As I wrote I assume that data would reside in the memory for the life of 
a program. Since search argument would be entered by user the final 
result looks close to  this:

what = get_from_input()
r = Regexp.new(what, true)
a = s.grep(r)


by
TheR
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