Isn't this every language now? Apart from the anonymous type even Java can do it elegantly: var lst = IntStream.range(0, 20) .map(i -> Pair.of(i, "

Isn't this every language now? Apart from the anonymous type even Java can do it elegantly: var lst = IntStream.range(0, 20) .map(i -> Pair.of(i, "hey")) .toList();