From: dblack@...
Date: 2006-07-11T01:51:14+09:00
Subject: Re: Question about magic enumerators in > 1.8

Hi --

On Mon, 10 Jul 2006, Christian Neukirchen wrote:

> dblack@wobblini.net writes:
>
>> Hi --
>>
>> Can someone jog my memory, and/or enlighten me, as to what a case
>> would be where it's useful to have:
>>
>>   array.map
>>
>> return an Enumerator?  I can't seem to come up with an example where:
>>
>>   array.map.anything
>>
>> is different from
>>
>>   array.anything
>
> names.map { |x| x.size }.max, and you don't need an immediate array.

That's not an example of what I'm asking about, though.  There's no
enumerator returned there.


David

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