On 4 févr. 2011, at 17:06, Igor Stasenko wrote: > Since Collection includes #difference: protocol, > > i just thought that the default equality could be expressed like following: > > Collection>>= otherCollection > ^ (self difference: otherCollection) isEmpty > > In other words, if two things having no differences, then they are equal. No? > :) > Need to check the species too. I believe an array is different from a set even if they contain the same elements.
Noury
