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On Saturday, March 31, 2012 5:22:36 PM UTC+2, Nutron wrote: > > Whenever I subclass something, if I don't need to use the arguments of > the method I'm overwriting, then passing whatever arguments are passed > in along to the parent an returning whatever it returns makes my > extension a little more future proof. If, on the next release, that > method returns something, or it's argument signature changes, my > extension doesn't break. > > On Mar 31, 2012, at 3:12 AM, hamburger <[email protected]> wrote: > > > Thank You Aaron, > > I just want to have the value of the step, like: > > http://jsfiddle.net/FWZTn/4/ > > It works fine. > > One more question: > > Why are <<var ret = this.parent.apply(this, arguments);>> is used > > when it is undefined anyway? > > isn't there a return enough? > > > > > >
