Cool, didn’t know.
On Nov 4, 2011, at 19:22 , Allen Wirfs-Brock wrote:
> You can't "over-ride" an inherited read-only property by assignment. See
> ES5.1 8.12.4
>
> You could do it via Object.defineProperty, but that requires direct access to
> the object.
>
> Allen
>
> On Nov 4, 2011, at 11:01 AM, Axel Rauschmayer wrote:
>
>> But hackedPush is added to the instance, not Array.prototype.
>>
>> On Nov 4, 2011, at 18:59 , Allen Wirfs-Brock wrote:
>>
>>>
>>> On Nov 4, 2011, at 10:33 AM, Axel Rauschmayer wrote:
>>>
>>>> How about:
>>>>
>>>> function Bob(t) {
>>>> var stolenArray;
>>>> var hackedPush = function() {
>>>> stolenArray = this;
>>>> };
>>>> t.store("push", hackedPush);
>>>
>>>
>>> If Array.prototype has been frozen (as the problem statement implied) then
>>> the above line should throw.
>>>
>>>
>>> Allen
>>
>> --
>> Dr. Axel Rauschmayer
>> [email protected]
>>
>> home: rauschma.de
>> twitter: twitter.com/rauschma
>> blog: 2ality.com
>>
>>
>>
>
--
Dr. Axel Rauschmayer
[email protected]
home: rauschma.de
twitter: twitter.com/rauschma
blog: 2ality.com
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