Newsgroups: php.internals
Path: news.php.net
Xref: news.php.net php.internals:44588
Mailing-List: contact internals-help@lists.php.net; run by ezmlm
Received-SPF: error (pb1.pair.com: domain prohost.org from 209.85.220.224 cause and error)
References: <FC14FAFE-6785-4067-9B49-9FC14F159C52@prohost.org> <20090701171533.GI4355@mint.phcomp.co.uk> <e52c06b30907011022u29002986webfe5b8eb6aeb1a5@mail.gmail.com>
Message-ID: <ADDA7BCF-9718-4FF0-A1DA-25AD7FE9BE0F@prohost.org>
To: Tom Boutell <tom@punkave.com>
In-Reply-To: <e52c06b30907011022u29002986webfe5b8eb6aeb1a5@mail.gmail.com>
Content-Type: text/plain; charset=us-ascii; format=flowed; delsp=yes
Content-Transfer-Encoding: 7bit
Mime-Version: 1.0 (iPhone Mail 7A341)
Date: Wed, 1 Jul 2009 13:40:42 -0400
Cc: "internals@lists.php.net" <internals@lists.php.net>
Subject: Re: [PHP-DEV] RFC: Type hinting revisited for PHP 5.3
From: ilia@prohost.org (Ilia Alshanetsky)

Tom,

Type hinting is optional you don't have to use it. However, the  
"numeric" type I've added specifically addresses that point.

Ilia Alshanetsky
CIO/CSO
Centah Inc.

On 2009-07-01, at 1:22 PM, Tom Boutell <tom@punkave.com> wrote:

> I expect this would be a problem for folks who are relying on the fact
> that they can parse configuration files and web inputs purely as
> strings, yet numeric fields containing string representations of
> numbers will actually behave as numbers if called upon to do so.
>
> Speaking of which, when I'm in a hurry and large numbers (or negative
> numbers) are not dangerous in that particular context, I sometimes
> validate a numeric field like this:
>
> $x = $_REQUEST['x'] + 0;
>
> And then assume $x will be a number - perhaps an obnoxious number,
> maybe even a huge floating point number with an exponent, but a
> number. Is there a flaw in that reasoning that I'm not aware of?
>
> On Wed, Jul 1, 2009 at 1:15 PM, Alain Williams<addw@phcomp.co.uk>  
> wrote:
>> On Wed, Jul 01, 2009 at 12:59:59PM -0400, Ilia Alshanetsky wrote:
>>> There has been quite a bit of discussion on this list, IRC,  
>>> developer
>>> meetings, etc... about introduction of type hinting to PHP. Most
>>> people appear to think that this would be a good idea, but there  
>>> is a
>>> reason why it is not in PHP already. The main source of conflict
>>> ...
>>
>> Another desirable result of type hinting is that it would strengthen
>> reflection ... one use of that would be automatic generation of
>> WSDL files. This is something that I am currently struggling to do,
>> not helped by the completely cr*p documentation of this - I am not
>> talking about PHP documentation here by W3 & other places :-(
>>
>> +1 to type hinting.
>>
>> --
>> Alain Williams
>> Linux/GNU Consultant - Mail systems, Web sites, Networking,  
>> Programmer, IT Lecturer.
>> +44 (0) 787 668 0256  http://www.phcomp.co.uk/
>> Parliament Hill Computers Ltd. Registration Information: http://www.phcomp.co.uk/contact.php
>> Past chairman of UKUUG: http://www.ukuug.org/
>> #include <std_disclaimer.h>
>>
>> --
>> PHP Internals - PHP Runtime Development Mailing List
>> To unsubscribe, visit: http://www.php.net/unsub.php
>>
>>
>
>
>
> -- 
> Tom Boutell
> P'unk Avenue
> 215 755 1330
> punkave.com
> window.punkave.com
>
> --
> PHP Internals - PHP Runtime Development Mailing List
> To unsubscribe, visit: http://www.php.net/unsub.php
>