AllMatch returns true if all elements pass the predicate function.

AnyMatch returns true if any element passes the predicate function.

Contains returns true if find appears in slice.

Resolve the difference between two slice.

GroupBy returns a map that is keyed by keySelector and contains a slice of elements returned by valSelector.

New creates a new set and initializes it with the argument values.

Skip the first N items of the slice.

Take up to N items from the slice.

The Set is implemented as a map without values.

SyncMap is a wrapper around sync.Map that provides a few additional methods.