Re: Dropping and copying

[Marcus G. Daniels]

>>>>> "B" == Benedikt Stefansson <address@hidden> writes:

B> The copy: methods in Map, Set and List are actually very deceptive
B> - I wonder if they shouldn't be taken out altogether. 

I'll clarify the documentation to say that the default is shallow copy. 
But I think it is more common to use -copy: on these data
structures to keep track of set membership than it is to use them to
make, say, variant gene strings, and that going with deep copy by
default would have large, bad performance penalties for most people.

B> If you remove the line [mapOld deleteAll] the code doesn't fail. 

Nor if you use removeAll...

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