Oh, and note that you can pass R'd reductions as if they were normal prefix
ops:
$ perl6 -e 'sub dueet(&op, *@list) { op @list }; say dueet &prefix:<[R-]>,
1..100'
-4850
On Tue, Sep 6, 2016 at 12:51 PM, Aaron Sherman <aaronjsher...@gmail.com>
wrote:
>
>
> $ perl6 -e 'my @numbers = 1..100; say [-] @numbers; say [R-] @numbers'
> -5048
> -4850
>
> In general, it's kind of pointless with bare infix ops, as you can just
> reverse the arguments, but when reducing or the like, it becomes much more
> valuable.
>
>
>
> On Tue, Sep 6, 2016 at 12:43 PM, Parrot Raiser <1parr...@gmail.com> wrote:
>
>> I've just stumbled across "reversed operators", e.g. say 4 R/ 12; # 3
>> in the documentation. I'm curious to know why the language includes
>> them? I'm having trouble understanding where they would be useful.
>>
>
>
