From: "Mauricio Fernández" <batsman.geo@...>
Date: 2003-04-24T17:18:38+09:00
Subject: Re: grep and regular expressions in ruby

On Thu, Apr 24, 2003 at 04:44:50PM +0900, Brian Candler wrote:
> Somebody once did propose, and I think even implement, a default object
> receiver: something like
> 
>    while line = gets
>      with line do
>        chomp!
>        gsub!(/foo/,'bar')
>        # etc
>      end
>    end
> 
> For the duration of the block, *self* is set to 'line'. That IMO is much
> more Rubyish than having a bunch of methods all act on the shared global
> variable $_

>> def with(object, &block)
>>   object.instance_eval(&block)
>> end
=> nil
>> with "a" do
?> print size
>> end
1=> nil


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