Oh, Sorry for misinformation:-)
But if you define this in members section, it will be added to
prototype, this is right, isn't it ? (So the prototype will be
polluted by these members)
2008/8/28 Derrell Lipman <[EMAIL PROTECTED]>:
> On Wed, Aug 27, 2008 at 4:06 PM, Petr Kobalíček <[EMAIL PROTECTED]>
> wrote:
>>
>> This code:
>> members : {
>> _filterBar: undefined,
>> _navigationBar: undefined,
>> _table: undefined
>> },
>>
>> Is bad. Never declare instance specific variables in 'members'
>> section. I members section is everything that's "shared" between all
>> instances and it's added to "prototype" of class. So use constructor
>> to initialize instance specific variables:
>> construct: function() {
>> this._filterBar = undefined;
>> this._navigationBar = undefined;
>> this._table = undefined;
>> }
>
> No, as a general rule, doing this in the members: section is the correct
> place to do it. The only time it causes a problem is when the member is
> initialized to an array or object. In that case, each instance would get a
> reference to the same array or object, which is not typically what's
> desired. For arrays or objects, you'd want to define it in the members
> section (and document it there for the API docs), but give it a value of
> null in the members section. Then, in the constructor, assign the array or
> object for this instance of your object.
>
> Cheers,
>
> Derrell
>
>
>
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