please add orEqual operator

Tab Atkins Jr. jackalmage at
Mon Aug 10 21:06:42 UTC 2015

On Mon, Aug 10, 2015 at 1:53 PM, Brendan Eich <brendan at> wrote:
> Please search for older proposals on You'd find
> ES6 parameter default values took a look of wind out of this one's sails.

You're pattern-matching incorrectly - this is not the default
operator, it's "seeing if a var is any of several possible matches".

But yeah, as Alexander said, Python gets by just fine by creating an
array or tuple and asking about membership; using [].contains() should
be just fine in JS too.


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