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Date: Thu, 19 Jun 2008 10:57:37 -0700
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To: Stefan Walk <et@php.net>
CC:  internals@lists.php.net, Arvids Godjuks <arvids.godjuks@gmail.com>, 
 "Edward Z. Yang" <edwardzyang@thewritingpot.com>
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Subject: Re: [PHP-DEV] deprecation status of $str{42} versus $str[42]
From: andrei@gravitonic.com (Andrei Zmievski)

That's why there is TextIterator. And it's also much faster (in PHP 6) 
than iterating through string using indexes.

-Andrei

Stefan Walk wrote:
> On Tuesday 17 June 2008 08:27:37 Arvids Godjuks wrote:
>> 2008/6/16 Edward Z. Yang <edwardzyang@thewritingpot.com>:
>>> PHP userland code may not treat strings as first class arrays, but
>>> that's certainly how they are represented internally.
>>>
>>> Anyway, it would be neat if we could get that foreach syntax to work. I
>>> get sick of for($i = 0, $c = strlen($str); $i < $c; $i++) very quickly.
>> Totaly agree, the best example from the whole thread
> 
> 
> You're not learning from the mistakes of other languages (ruby in this case, 
> which removed Enumerable from String in 1.9) ... "foreach" makes no sense for 
> strings, because it's unclear what you want (with unicode terminology here, 
> as this is for php6): 
> "for each byte" "for each codeunit" "for each codepoint", or "for each line", 
> or ... if you want to use foreach in your example, just do 
> foreach (str_split($str) as $value) { ...
> 
> Regards,
> Stefan
>