From: Glenn Jackman <glennj@...>
Date: 2010-01-22T07:25:11+09:00
Subject: Re: an elegant way to modify all lines from file by using map() function?

At 2010-01-21 05:17PM, "RobertGawron" wrote:
>  I'm new in ruby and I just have a question: in python when I want to
>  read all lines from file, do something with all of them and then use
>  them in my program I use map function + lambda function, sth like
>  that:
>  
>  print map(lambda u: u.upper(), open("foo", "r").readlines())

   puts File.readlines("foo").map {|l| l.upcase}


-- 
Glenn Jackman
    Write a wise saying and your name will live forever. -- Anonymous