zipWith

auto x = [1, 2, 3];
import std.array: array;
assert(zipWith!`a+b`(x, x).array == [2, 4, 6]);
assert(zipWith!((a, b) => a + b)(x, x).array == [2, 4, 6]);
assert(zipWith!`a+b+c`(x, x, x).array == [3, 6, 9]);