std.bitarray

[BCS]

Hello Saaa,

> I understand a bitarray being faster than a boolean array as the first
> uses
> bitwise (hardware) operators.
> Is this a correct understanding of the situation?
> Why then is a boolean array not implemented in that way?

Because you can't slice a bit array the same way you can slice a int or byte 
array. D used to have a bit type and bit arrays where primitives but it made 
for all kinds of problems when you wanted to do slices.