From: Bob Showalter <bob_showalter@...>
Date: 2005-12-21T07:10:10+09:00
Subject: Re: iterate chars in a string

shinya wrote:
> Hi there!
> I'm a ruby newbie, and I'm searching for a way to iterate every char in 
> a string, but I cannot find any easy way. My problem is to look at every 
> char in a string and match it with some known letter.

If you just want to know if a string contains a character:

    puts "Yep!" if str.include?("X")

> I use the String#each_byte iterator for now, but it still be a poor 
> solution :/

Others have suggested various iterators, but why not use standard jcode lib?

    require 'jcode'
    str.each_char { |c| puts c }