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To: Claude Pache <claude.pache@gmail.com>, Nikita Popov <nikita.ppv@gmail.com>
Cc: Levi Morrison <levim@php.net>, Andrew Gromov <andrewgrom@rambler.ru>,
 PHP internals <internals@lists.php.net>
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Date: Fri, 5 Jul 2019 00:22:20 +0200
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Subject: Re: [PHP-DEV] [RFC][VOTE] Deprecate curly brace syntax for accessing
 array elements and string offsets
From: bjorn.x.larsson@telia.com (=?UTF-8?Q?Bj=c3=b6rn_Larsson?=)

Den 2019-07-03 kl. 19:22, skrev Claude Pache:

>
>> Le 3 juil. 2019 à 17:59, Nikita Popov <nikita.ppv@gmail.com> a écrit :
>>
>> On Wed, Jul 3, 2019 at 4:41 PM Levi Morrison <levim@php.net> wrote:
>>
>>> Was any analysis of usage done for top open source projects? I support
>>> this direction, but would prefer to know its current impact before
>>> voting.
>>>
>> I checked top 2k projects with a 2-3 months outdated data set. Here is the
>> analysis log: https://gist.github.com/nikic/b5f811e0423bf051f4492cd6e0c0273e
>>
>> Overall there were ~2.2k individual uses of alternative array syntax. To
>> put that into context, there 888.3k total array accesses in the data set,
>> which puts usage at about 0.25%. Uses are usually clustered, i.e. if
>> alternative array syntax is used in a file, it will be used many times.
>>
>> Nikita
> It ought to be noted that the alternative syntax is used essentially for strings, not for arrays proper. In fact, I expect that it is used almost exclusively for strings.
>
> That means, most probably: ~2.2k uses of alternative syntax for direct byte access in strings among 888.3k for byte access in strings AND direct element access in arrays.
>
> —Claude
Hi,

Would it be possible to compare the string access only for both curly & 
straight braces
and the same for array access?

r//Björn L