Trouble checking for null-ness

[Bahman Movaqar via Digitalmars-d-learn]

On 07/25/2016 05:47 PM, Adam D. Ruppe wrote:
> On Monday, 25 July 2016 at 13:09:22 UTC, Bahman Movaqar wrote:
>> From what I could gather, it's not possible to check for `null` at
>> runtime for reference based types.  Am I right?
> 
> No, it is only possible to check for null for reference based types. But
> map's result is not a reference based type.

Oh, I see now.  Thanks.

-- 
Bahman