On Tue, Jul 21, 2015 at 12:19 PM, Mike de Boer <mdeb...@mozilla.com> wrote:

> Hi Amit,
>
> These are called ‘Generics’ and are available in Firefox as of JavaScript
> 1.6 - see
> https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array#Array_generic_methods
> <
> https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array#Array_generic_methods
> >
>
> Please don’t rely on them being available cross-browser, but they are
> quite easy to shim: a quick duckduckgo search took me to
> https://github.com/plusdude/array-generics <
> https://github.com/plusdude/array-generics>, which seems to get the job
> done.
>

And perhaps also don't use them in Firefox: they're a non-standard feature
we'd rather get rid of, if we could. We *might* be able to at some point in
the future, but only if people abstain from using them.
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