setAll

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.

For every element in the provided Traversable, stores a value into the current collection associated with each key, overwriting the previous value associated with the key

public function setAll(
  ?KeyedTraversable<Tk, Tv> $traversable,
): this;

If a key is not present the current Vector that is present in the Traversable, an exception is thrown. If you want to add a value even if a key is not present, use addAll().

It the current collection, meaning changes made to the current collection will be reflected in the returned collection.

Parameters

• ?KeyedTraversable<Tk,Tv> $traversable - The Traversable with the new values to set. If null is provided, no changes are made.

Returns

• this - Returns itself.