> >Dan, can you explain how assignment will work for Perl6 mapping over
Parrot,
> >and what mechanisms will be there to be used by other languages?
> 
> When you assign to a PMC, the destination PMC's "assign to me" vtable 
> function will be called. If that function doesn't like the inbound type,
it 
> throws an exception. The PMC flags section has a flag to note whether 
> typing should be enforced.

Can you explain how "tie" works in this context? If my memory is correct, 
Larry said the "tie" is on variable, not on value. This is pretty remote
concept to most weak typed language, where variables do not carry any
type information.

Hong

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