If you can't think of a place where such a thing would be useful (question 2) then it's not surprising that you haven't given us an example that might make your meaning clear. Perhaps you need to come up with a real application that requires the technique you are puzzling over, then describe it to us and show us the code you have tried.

True laziness is hard work

In reply to Re: Object's method to list its children by GrandFather
in thread Object's method to list its children by Anonymous Monk

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