fromItems

Note

This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information.

Creates an ImmSet from the given Traversable, or an empty ImmSet if null is passed

public static function fromItems(
  ?Traversable<Tv> $iterable,
): ImmSet<Tv>;

This is the static method version of the ImmSet::__construct() constructor.

Parameters

• ?Traversable<Tv>$iterable

Returns

• ImmSet<Tv> - An ImmSet with the values from the Traversable; or an empty ImmSet if the Traversable is null.

Examples

See Set::fromItems for usage examples.