From: Robert Klemme <shortcutter@...>
Date: 2008-02-05T05:44:58+09:00
Subject: Re: ruby wish-list

On 04.02.2008 20:52, Roger Pack wrote:
>> On Thu, Jan 31, 2008 at 09:06:05AM +0900, Roger Pack wrote:
> 
> Another wish--I wish that the block style stuff was invertable.
> programs.each_with_index {|program, index|...}
> 
> would work with
> 
> for program, index in programs.each_with_index {}

Like

$ irb -r enumerator
irb(main):001:0> programs = %w{foo bar}
=> ["foo", "bar"]
irb(main):002:0> for p,i in programs.to_enum(:each_with_index)
irb(main):003:1> puts p, i
irb(main):004:1> end
foo
0
bar
1
=> ["foo", "bar"]

?

> Then you wouldn't have to remember syntax again, ever :)

I don't see the difference - I mean, you have to remember both ways, 
don't you?

Cheers

	robert