HH\Pair::linearSearch

Returns the index of the first element that matches the search value

public function linearSearch<Tu super mixed>(
  Tu $search_value,
): int;

If no element matches the search value, this function returns -1.

Parameters

  • Tu $search_value - The value that will be search for in the current Pair.

Return Values

  • int - The key (index) where that value is found; -1 if it is not found.