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Date: Wed, 18 Feb 2015 11:31:10 +0000
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Subject: Re: [PHP-DEV] Scalar Type Hints v0.4
From: rowan.collins@gmail.com (Rowan Collins)

Michael Wallner wrote on 18/02/2015 11:19:
> On 17/02/15 23:03, Sara Golemon wrote:
>
>> 1) Introduce scalar types for primitives: bool, int, float, string,
>> resource, object (we already have array)
>> 1a) Introduce meta-types as pre-defined unions (we can add custom
>> unions in a later rfc).  A possible list may be as follows (again, we
>> can argue what's in this list separately):
>> * mixed: any type
>> * scalar: (null|bool|int|float|string)
> Hold on, usually, type checking functions don't identify NULL as scalar.

No need for anyone to hold on; as it says in the section you've quoted 
"we can argue what's in this list separately". Sara's after reactions to 
the principle of having meta-types/unions in general, not their 
definitions, right now.

Regards,
-- 
Rowan Collins
[IMSoP]