Re: () eq () vs () = ()

Andrew Welch wrote:
> Hmm the length thing is just a quick way of determining if they aren't
> equal (without the cost of having to compare any values).

The "length thing" is not an optimization advice, it is part of the 
specification: the third bullet (comparing the values) doesn't need
to specify the case when one parameter has more values than the 
other. 

Markus