Functions that return type

anonymous via Digitalmars-d-learn digitalmars-d-learn at puremagic.com
Sat Jan 16 14:13:05 PST 2016


On Saturday, 16 January 2016 at 21:22:15 UTC, data pulverizer 
wrote:
> Is it possible to create a function that returns Type like 
> typeof() does? Something such as:
>
> Type returnInt(){
>     return int;
> }

No. A function cannot return a type. A template can evaluate to a 
type, though:

----
template returnInt(){
     alias returnInt = int;
}
----

> More to the point what is the Type of a type such as int?

Types don't have types. You can check if something is a type with 
an IsExpression: `is(T)` is true if T is a type.


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