Sept. 1, 2016
2:52 p.m.
On Thu, Sep 01, 2016 at 07:45:45PM +0800, Ben Coman wrote:
I don't know the answer but I assume you a looking for a memory efficient way of storing booleans. So perhaps the Bit Field layouts discussed here [1] may be of interest considering the recent introduction of Slots to Pharo. Otherwise I verry vaguely remember Bitmap used for this somewhere. Sorry I can't be more precise.
Form uses Bitmap to represent graphical stuff. Bitmap itself is a subclass of ArrayedCollection. Peter