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__construct

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 ImmMap from the given KeyedTraversable, or an empty ImmMap if null is passed

public function __construct(
  ?KeyedTraversable<Tk, Tv> $iterable = NULL,
): void;

Parameters​

title: __construct slug: __construct​

Returns​

  • void

Examples​

See Map::__construct for usage examples.