From: Dmitry Nikiforov <dniq@...>
Date: 2012-02-03T11:45:38+09:00
Subject: Re: Basic Ruby performance

Su Zhang wrote in post #1043831:
> On 2/2/2012 9:14 PM, Dmitry Nikiforov wrote:
>>
> One thing you can do is to replace for loops with while loops. For loops
> in Ruby will be translated to method calls to Enumerable#each, and in
> Ruby 1.9, Enumerable#each is slower than using ordinary while loops
> because of the overhead of processing enumerators. It is actually even
> slower than Ruby 1.8's Enumerable#each because 1.8 does not have
> enumerators.

Hmmm... Thanks! Definitely useful advice!

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