Templates args

[Andrey via Digitalmars-d-learn]

On Thursday, 14 July 2016 at 19:27:14 UTC, Andrey wrote:
> Hi guys!
>
> Help a newbie please.
>
> Playing with D and trying to understand some features.
> Here is my try to carry out my code from C++ project to D
>
> struct Sigmoid(T)
> {
>   const T Function(T value)
>   {
>    ...
>   }
>   const T DerivateFunction(const T value)
>   {
>    ...
>   }
> }
>
> struct Neurons_layer(T = float, size_t neurons_num = 0, F = 
> Sigmoid!T)
>   if(isFloatingPoint!T && is(typeof(F.Function)))
>     {
>     private:
>       static if(neurons_num > 0)
> 	T[neurons_num] _neurons_arr;
>       else
> 	T[] _neurons_arr;
>
>     private:
>       alias Function = F.Function;
> }
>
> unittest
> {
>   Neurons_layer!(float,5,Sigmoid!float) nf;
> }
>
>
> The question is - How to make in pretty way this line:
>  Neurons_layer!(float,5,Sigmoid!float) nf;

to something like - Neurons_layer!(float,5,Sigmoid) nf;