Subj : Re: accessing methods of base class
To   : netscape.public.mozilla.jseng
From : =?ISO-8859-1?Q?Georg_Maa=DF?= <georg@bioshop.de>
Date : Thu Jul 17 2003 08:01 pm

mike caines wrote:
> Referring to example:
> 
> function One() {
>     this.toString = function() {return 'One';};
> }
> 
> function Two() {
>     One.apply(this);
>     this.toString = function() {return <access One class toString> + '\n' +
> 'Two';}
> }
> Two.prototype = new One();
> 
> 
> Is it somehow possible to access the original toString method of the base
> class once it has been overridden? So that the overriding version can
> 'append' to the original? (see example).
> 
> Also, doesn't the Two.prototype = new One(); statement result in the One
> constructor being executed twice?
> 
> Thank you.
> 
> 
Each function is an object. You can use this to store a reference to te 
original inside the overwriting function before you overwrite the original.

-- 
Georg Maaß   -   bioshop.de       D-93466 Chamerau, Roßbergweg 42
JavaScript, C++ Engineering
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                       http://sourceforge.net/projects/gml-modul

.