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>> it 
>> would be convenient (and consistent) if the # operator 
>> provided the following behaviour (this is the assertion):
>> 
>> "# provides the same number as the number of iterations 
>> provided by ipairs".

CW> Convenient maybe, but also more expensive.  The current # implementation
CW> is O(log(N)) where N is the number of entries in the array part.  The

plus, it would change the semantics of the # operator such that the
expression t[#t+1]==nil would not necessarily be true any more.

Gunnar