Empty array and type NULL

[Thiago Macieira]

On segunda-feira, 20 de agosto de 2012 16.35.09, Denis Davydov wrote:
> Sorry for my english.
> 
> I have two questions, google don't help.
> 
> 1. Why I can't use empty container, array for example? This is normal
> situations in many languages.

You can.

> 2. Why don't exist NULL type or analog? Maybe exist reserved type for self
> extensions?

We didn't feel that was necessary, though some extensions have been proposed 
for that, like maybe-types.

You can simulate this feature by using an array of size 0 or 1.

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
   Software Architect - Intel Open Source Technology Center
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