Re: Typed variadic template syntax?

[Timon Gehr]

On 01/29/2014 08:01 AM, Andrei Alexandrescu wrote:

int value(int xs[]...) {
   int result = 0;
   foreach (i; xs) {
     result += 10 * result + i;
   }
   return result;
}

unittest
{
   static assert(value(1, 2) == 21);
}
...

import std.range, std.algorithm;
int value(int xs[]...) {
    return reduce!((a,b)=>10*a+b)(0,xs.retro);
}
unittest{
    static assert(value()==0);
    static assert(value(1)==1);
    static assert(value(1,2)==21);
    static assert(value(1,2,3)==321);
}