On Oct 18, 8:30 am, buda <www...@pochta.ru> wrote:
> I try
> var o = {};
> o.name = 'propertyName';
> alert(o.keys); --> undefined
> why? but in debugger I see that Object has all methods, but o - not!

`keys` is not an instance method, it's a method of the `Object`

alert(Object.keys(o)); // "name"

You're confusing `Object` with `Object.prototype`. The properties of
`Object` are not inherited by object instances; the properties of
`Object.prototype` are.
T.J. Crowder
Independent Software Engineer
tj / crowder software / com
www / crowder software / com

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