From: Regis d'Aubarede <lists@...>
Date: 2012-09-18T17:07:33+09:00
Subject: Re: Bug or feature

Damjan Rems wrote in post #1076429:

> I understand the difference between << an += operator but shouldn't
> clone method make a duplicate of object a, without any link to original
> object.

a.clone duplicate the object 'a' , but each elements of the array are 
not
cloned.



Doing b[0] << '1' you affect an object which is referenced by a
but   b << '1'    you affect the structure of b, which do not impact a

Regard,

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