On Sep 4, 3:43 pm, RobG <[email protected]> wrote:
> On Sep 4, 4:40 am, JoJo <[email protected]> wrote:
>
> > ^ great article!
>
> > Now I have another question. Here is my new workflow in an attempt to
> > execute files in the correct order across all browsers. It works in
> > IE8, but not in IE7. In IE7 I get an error saying "object expected"
> > on line 2 of main.js. This is not very descriptive; what does it
> > mean?
>
> > (1) include my global wrapper MYAPP.js:
>
> > MYAPP = {class1: null, class2: null}
>
> MYAPP is an instance of the built-in Object object (i.e. a native
> object). Because it has not been declared, it doesn't exist until the
> code is executed.
That is, until that line of code is executed.
> > (2) include Class1.js (no instantiation)
> > (3) include Class2.js (no instantiation)
> > (4) include main.js:
>
> > Event.observe(window, 'load', function() {
> > MYAPP.class1 = new MYAPP.Class1();
>
> Even if MYAPP exists at this point, the above won't work: the only
> native objects that can be used as constructors are function objects.
> MYAPP is and native object, it can't be used as a constructor as it
> doesn't have an internal [[consruct]] method (functions do).
Ooops, you're actually calling MYAPP.Class1 as a constructor, hey
nasty. You say the other script files don't to any instantiation, so
how do the MYAPP.Class1 and 2 properties get set?
--
Rob
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