Negative indexes

Felipe Nascimento de Moura felipenmoura at gmail.com
Tue Feb 2 00:59:32 UTC 2016


hm...yep...you are right!

On Mon, Feb 1, 2016 at 10:51 PM Logan Smyth <loganfsmyth at gmail.com> wrote:

> Felipe, this has been discussed in the other thread that was just linked:
> https://esdiscuss.org/topic/javascript-language-feature-idea. `arr[-1]`
> is not a workable solution because it could break existing code.
>
> On Mon, Feb 1, 2016 at 4:43 PM, Felipe Nascimento de Moura <
> felipenmoura at gmail.com> wrote:
>
>> Yes, that would do what he wants...but I like the idea of using
>> ```arr[-1]```, though!!
>> It just makes sense, to me!
>> Specially if you want to use reversed loops, for example.
>>
>>
>>
>> On Mon, Feb 1, 2016 at 5:46 PM C. Scott Ananian <ecmascript at cscott.net>
>> wrote:
>>
>>> `arr.slice(-1)[0]` does what you want, I think.
>>>  --scott
>>>>>> _______________________________________________
>>> es-discuss mailing list
>>> es-discuss at mozilla.org
>>> https://mail.mozilla.org/listinfo/es-discuss
>>>
>>
>> _______________________________________________
>> es-discuss mailing list
>> es-discuss at mozilla.org
>> https://mail.mozilla.org/listinfo/es-discuss
>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.mozilla.org/pipermail/es-discuss/attachments/20160202/98d5ba72/attachment.html>


More information about the es-discuss mailing list