leandro nascimento camarg schrieb:
> I strongly suggest you to compare if a variable is equal to undefined using
> the typeof unary operator, because if you, someday, dicide to get these
> things work on IE 5, you can not compare to the undefined constant (?),
> after all, it doesn't exist on IE 5.0. Compare like this one:
>
> if(b || typeof b == 'undefined') { ...
>
Well, there is this fix:
window.undefined = window.undefined;
So far everything seems to work in IE5.5. Any IE versions lower than
that won't be supported anyway, there are too many limitations on
calling functions with a certain context, if I remember that right. In
case you are interested, in this closed bug report is most of the stuff
documented: http://jquery.com/dev/bugs/bug/96/
-- Jörn
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