> > >Does Version 4 support either { } "squiglees" or [ ] "brackets" in this
> > >code:
> > >
> > >if($retrn{strlen($retrn)-1} == '&')
> > >-or-
> > >if($retrn[strlen($retrn)-1] == '&')
> >
> > Yes.  This is a 4.x feature only.  The idea is that in the long run, []
> > will no longer be supported for string offsets, only {} will.

What is the motivation behind this change?


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