From: Jari Williamsson <jari.williamsson@...>
Date: 2008-02-08T18:24:05+09:00
Subject: Re: info on block arguments

Robert Klemme wrote:
>> It's almost like... passing a little method to
>> another method as an argument, knowing that the method you're calling
>> will execute that code in a certain way (just like you know it'll do
>> other stuff to normal arguments you pass in) and give you back
>> something helpful.
> 
> Exactly.  A block can be seen as an anonymous callback function.

...perhaps with one additional twist/feature, compared to callbacks in 
more "traditional" languages: Blocks inherit the environment from where 
it is defined (the scope is different for a block compared to a function).


Best regards,

Jari Williamsson