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To: Chris Stockton <chrisstocktonaz@gmail.com>
Cc: Stanislav Malyshev <stas@zend.com>, Felipe Pena <felipensp@gmail.com>,  internals@lists.php.net
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Date: Thu, 17 Apr 2008 13:23:46 -0400
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Subject: Re: [PHP-DEV] [RFC] Strict type hints (parameter and return value)
From: sam@sambarrow.com (Sam Barrow)

On Thu, 2008-04-17 at 10:23 -0700, Chris Stockton wrote:
> On Thu, Apr 17, 2008 at 10:11 AM, Sam Barrow <sam@sambarrow.com>
> wrote:
>         Actually, is_numeric checks for strings that contain numeric
>         values,
>         it's not the same as is_bool, is_int, is_float, etc, which
>         check the
>         variable's type.
> Hence my second example = )
> 
>  
>         Your point is very valid for is_int and similar functions,
>         just not
>         is_numeric(). I just did a grep on zend framework for is_int
>         and there
>         were tons of results.
> I think it is valid for anything, numeric type hinting is very
> appropriate in php.

Numeric type hinting is valid, all I'm saying is that PHP's is_numeric
function doesn't perform a strict type check like is_int or is_bool. I
agree with you I just think you misunderstood the purpose of the
is_numeric function.