Simply use regular for loop or, if you really want the for-in, use
Object.hasOwnProperty:
for(var i in user[action]){
if (user[action].hasOwnProperty(i)) { console.log(i); }
}
On Friday, August 23, 2013 1:39:30 PM UTC+2, Александр Крылов wrote:
>
> if you look closely, I use array of objects. And iteration in array but
> not in object. Now I use "user[action].forEach(function(act){" and don't
> have problem
>
> 23/08/13 15:05:53, Fedor Indutny <[email protected] <javascript:>>:
>
> Sorry, but I can't see a problem here... For each iterates not only
> through own properties, but through the prototype's properties too. That's
> how it is defined in spec, and that's how javascript behaves.
>
> What you probably want to do is `Object.keys(obj).forEach(function(key) {
> var value = obj[key]; ... })`.
>
> Cheers,
> Fedor.
>
>
> On Fri, Aug 23, 2013 at 3:04 PM, О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫
> О©╫О©╫О©╫О©╫О©╫О©╫ <[email protected] <javascript:>> wrote:
>
>> Installed next modules:
>>
>> cloneextend
>> express
>> imagemagick
>> mongodb
>> mongoose
>> nodemailer
>> session-mongoose
>> socket.io
>> validator
>>
>> And I didn't extend prototype. With Array.forEach no problem. Only for in
>>
>> О©╫О©╫О©╫О©╫О©╫О©╫О©╫, 23 О©╫О©╫О©╫О©╫О©╫О©╫О©╫ 2013 О©╫., 14:52:00 UTC+4
>> О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫ Fedor Indutny О©╫О©╫О©╫О©╫О©╫О©╫О©╫:
>>>
>>> It seems that you've installed modules that are extending Array's or
>>> Object's prototype.
>>>
>>> Cheers,
>>> Fedor.
>>>
>>>
>>> On Fri, Aug 23, 2013 at 2:24 PM, О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫О©╫
>>> О©╫О©╫О©╫О©╫О©╫О©╫ <[email protected]> wrote:
>>>
>>>> Hello!
>>>> I have problem.
>>>>
>>>> For test example code:
>>>>
>>>> var user = {}
>>>> var action = 'test';
>>>>
>>>> user[action] = [{ user_id: '521319f2df3b320810000005',
>>>> _id: '521723678857785c0500000b',
>>>> action: { acType: 'photo', acId: '3' },
>>>> viewed: false },
>>>> { user_id: '521319f2df3b320810000005',
>>>> _id: '5217293a1cab19bc11000008',
>>>> action: { acType: 'photo', acId: '1' },
>>>> viewed: false },
>>>> { user_id: '521319f2df3b320810000005',
>>>> _id: '52172c97d8b04bdc11000008',
>>>> action: { acType: 'photo', acId: '1' },
>>>> viewed: false },
>>>> { user_id: '521319f2df3b320810000005',
>>>> _id: '52172cc201feeff811000008',
>>>> action: { acType: 'photo', acId: '1' },
>>>> viewed: false },
>>>> { user_id: '521319f2df3b320810000005',
>>>> _id: '52172ce901feeff811000009',
>>>> action: { acType: 'photo', acId: '1' },
>>>> viewed: false },
>>>> { user_id: '521319f2df3b320810000005',
>>>> _id: '52172d0d80f9c07013000008',
>>>> action: { acType: 'photo', acId: '1' },
>>>> viewed: false },
>>>> { user_id: '521319f2df3b320810000005',
>>>> _id: '52172e038c017e0412000008',
>>>> action: { acType: 'photo', acId: '1' },
>>>> viewed: false },
>>>> { user_id: '521319f2df3b320810000005',
>>>> _id: '52172e8ca282584010000008',
>>>> action: { acType: 'photo', acId: '1' },
>>>> viewed: false }];
>>>> console.log(user[action]);
>>>> for(var i in user[action]){
>>>> console.log(i);
>>>> }
>>>>
>>>> So, first console.log shows all elemrnts of array, good. Second
>>>> console.log shows key of iteration and shows:
>>>>
>>>> 0
>>>> 1
>>>> 2
>>>> 3
>>>> 4
>>>> 5
>>>> 6
>>>> 7
>>>> _atomics
>>>> validators
>>>> _path
>>>> _parent
>>>> _schema
>>>> _cast
>>>> id
>>>> toObject
>>>> inspect
>>>> create
>>>> notify
>>>> _markModified
>>>> _registerAtomic
>>>> $__getAtomics
>>>> hasAtomics
>>>> push
>>>> nonAtomicPush
>>>> $pop
>>>> pop
>>>> $shift
>>>> shift
>>>> pull
>>>> remove
>>>> splice
>>>> unshift
>>>> sort
>>>> addToSet
>>>> set
>>>> indexOf
>>>>
>>>> I tested in Node.js (0.10.12) and all browsers. Problem only in node.js
>>>> Can you help me?
>>>>
>>>> --
>>>> --
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>>>
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