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is_callable_with_name

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.

function is_callable_with_name(
  mixed $callback,
  bool $syntax_only,
  inout mixed $callable_name,
): bool;

Parameters​

  • mixed $callback
  • bool $syntax_only
  • inout mixed $callable_name

Returns​

  • bool