[whatwg] Re: getElementsByClassName

[Lachlan Hunt]

Kornel Lesinski wrote:
> On Tue, 06 Sep 2005 00:54:56 +0100, Ian Hickson <ian at hixie.ch> wrote:
>> You can just do:
>>
>>   if (x) find.push("class1");
>>   if (y) find.push("class2");
>>   document.getElementsByClassName.apply(document, find);
>>
>> ...which seems much better to me than using a string.
> 
> It's the first time I see apply method used. I couldn't find it in  
> ECMA262-3 nor in WA1.0. Can you give me a hint where it's defined?
> Why is that better than using string?

It's a method of Function().
http://developer.mozilla.org/en/docs/Core_JavaScript_1.5_Reference:Objects:Function:apply

-- 
Lachlan Hunt
http://lachy.id.au/