From: Vandana <nairvan@...>
Date: 2008-10-28T05:29:36+09:00
Subject: Re: help with regular expressions


Thanks to all!

I used f.grep(/\//) to read the lines that were needed.

Thanks once more.
> From: Todd Benson [mailto:caduce...@gmail.com]


> # I couldn't find it explicitly in the docks either, but if you do
> # File.ancestors, you will see that Enumerable is in there.
>
> qri can find it
>
> botp@botp-desktop:~$ qri File#select
> ------------------------------------------------------ Enumerable#select
>      enum.find_all {| obj | block }  => array
>      enum.select   {| obj | block }  => array
> ------------------------------------------------------------------------
>      Returns an array containing all elements of enum for which block
>      is not false (see also Enumerable#reject).
>
>         (1..10).find_all {|i|  i % 3 == 0 }   #=> [3, 6, 9]