Sorted arrays

Axel Rauschmayer axel at
Fri Dec 30 06:57:11 PST 2011

That sounds like you’d want a different data structure: a sorted set. Or a sorted multi-set.

I’d rather write a new constructor than extend Array. You’d also be able to search for elements faster (binary search).

On Dec 30, 2011, at 15:46 , Xavier MONTILLET wrote:

> Hi,
> I think it would be useful to have sort store somewhere in the array
> how it was sorted if it was and a new method append that would insert
> an item so that the array is still sorted.
> Here's how it could be implemented in ES 5 (you would use
> Object.defineProperty to make methods non enumerable):
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Dr. Axel Rauschmayer
axel at


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