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skipWhile

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.

Returns a MutableMap containing the values of the current MutableMap starting after and including the first value that produces true when passed to the specified callback

public function skipWhile(
  (function(Tv): bool) $fn,
): MutableMap<Tk, Tv>;

The returned MutableMap will always be a proper subset of the current MutableMap.

Parameters​

  • (function(Tv): bool) $fn - The callback used to determine the starting element for the current MutableMap.

Returns​