Array.filter: max number of matches?
andrea.giammarchi at gmail.com
Mon Nov 12 18:17:43 PST 2012
On Mon, Nov 12, 2012 at 6:07 PM, Alex Vincent <ajvincent at gmail.com> wrote:
> I've been wondering for a while if it would be a good idea to add an
> argument to Array.prototype.filter, for a maximum number of matches. For
> example, if I have a thousand-element array and I only want three matches,
> it might make sense to truncate the search after the third match.
> Put another way: if I want an intersection between two arrays treated as
> sets, and one array has only three members, then once I've found matches
> for those three, it really doesn't make sense to keep iterating.
> Thoughts, anyone?
> "The first step in confirming there is a bug in someone else's work is
> confirming there are no bugs in your own."
> -- Alexander J. Vincent, June 30, 2001
> es-discuss mailing list
> es-discuss at mozilla.org
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