From: "Marcin Mielżyński" <lopx@...>
Date: 2006-07-09T04:25:07+09:00
Subject: Re: Sweet Lord!

Phil Tomson wrote:

>>
>>   def each
>>     while input = gets
>>       yield input.chomp
>>     end
>>   end
> 
> Equivilent code, actually.  It's a case of "you say tomaTOE I say tomAHto"
> Personally, I tend to prefer the 'block.call' because you explicitly
> say you're passing in a block in the definition of the method, so if
> someone is reading your code they can easily tell that the method
> takes a block.  In the case of yield you might need to read through a
> good bit of code before you find out that the method takes a block.
> 
> 
> Phil
> 

block.call is significantly slower since conversion from block to Proc 
object involves copying references of a closure to Proc instance.

lopex