From: Joel VanderWerf <vjoel@...>
Date: 2005-10-27T15:25:12+09:00
Subject: Re: Cleaner syntax for .map (is there already a way, or ruby2 idea?)

Ron M wrote:
> 
> I find that a bunch of my code looks like
> 
>   people.map{|person| person.email_addr}
> 
> where I use map to apply a single method to elements inside arrays.
> 
> That sure beats C, but wouldn't it be nice if there
> were a shorthand for doing so.  I think something
> like this would be very nice:
> 
>   people[*].email_addr

google for "symbol to_proc". For example:

http://extensions.rubyforge.org/rdoc/classes/Symbol.html

-- 
      vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407