Not method
Q
Not()
Query-like Opens a new negated filter group.
Filters added after Not must all fail for an entity to pass this group. Typically used as:
query.Not().With<Frozen>()
Which reads: "entities that do NOT have Frozen."
Implementation
Q Not() {
_groups.add(QueryGroup<T, E>());
_groups.last.negated = true;
return self;
}