But note that last and first usually return iterators providing next & previous properties or methods
As Array items can be of any type it would mean adding a behavior to them (a polyfil could use apply() or call() to add it)
next / previous should then also alter the returned item

On 28 juil. 2013, at 16:03, Alexandre Morgaut wrote:

> Using a method would be jQuery like:
> -> http://api.jquery.com/first/
> -> http://api.jquery.com/last/
> but jQuery didn't had much choice has JS getter / setter are not supported by older browsers
>
> The DOM API expose first / last child via properties since DOM level 1
> -> http://www.w3.org/TR/dom/#dom-node-firstchild
> -> http://www.w3.org/TR/dom/#dom-node-lastchild
>
> As does Element Traversal
> -> http://www.w3.org/TR/2007/WD-ElementTraversal-20070727/#elementTraversal-firstElementChild
> -> http://www.w3.org/TR/2007/WD-ElementTraversal-20070727/#elementTraversal-lastElementChild
>
> Properties would be more logic to me but I'm not sure if they are really necessary
> It provides a little more semantic friendly access and is a little more friendly for autocompletion
>
> On 28 juil. 2013, at 14:13, David Bruant wrote:
>
>> Hi,
>>
>> Asked by Angus Croll [1]. Interestingly, people who answered giving code
>> didn't agree on a method or getter. Hence the need for a standard :-)
>> Array.prototype.first could work too.
>>
>> David
>>
>> [1] https://twitter.com/angustweets/status/359827047117373443
>>



Alexandre Morgaut
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But note that last and first usually return iterators providing next & previous properties or methods
As Array items can be of any type it would mean adding a behavior to them (a polyfil could use apply() or call() to add it)
next / previous should then also alter the returned item