HH\ImmMap::differenceByKey

Returns a new ImmMap with the keys that are in the current ImmMap, but not in the provided KeyedTraversable

Description

public function differenceByKey<Tu super Tk, Tw>(
  KeyedTraversable<Tu, Tw> $traversable,
): ImmMap<Tk, Tv>;

Parameters

Return Values

Examples

See Map::differenceByKey for usage examples.