Re: how to get dom-node's attribute set by javascript code.

On 2009-12-23 11:52, Boris Zbarsky wrote:
> On 12/22/09 9:34 PM, pengdawei wrote:
>>      div1.zz1 = "zz1-attribute";
> 
> That's a pure JS property, not a DOM property.
> 
>> when then page finished loading, I can get the zz0 attribute through
>> nsIDOMElement interface in c++.
>> but I can't get the zz1 attribute.
> 
> Correct; that zz1 thing is not present in the DOM at all.  It's present
> only in JavaScript, as a property of the JavaScript reflection of that
> <div>'s DOM Node.
> 
>> but zz1 is in Firebug's DOM panel
> 
> Firebug's so-called "DOM" panel isn't.  It's a JS object viewer.
> 
>> can any one tell me how to get zz1 attribute in C++?
> 
> Using JSAPI (JS_GetProperty and the like).
> 
> -Boris
> 
thank you very much, Boris!

now I want to dump these JS property of a (nsIDOMElement *aElement).
please tell me which api-file should I check to do this.

that is when there is a (nsIDOMElement *aElement), how to use
JS_GetProperty to get the JS property, please tell me some class names,
cpp filenames to look into.

thanks.