'baz' === $v) * => Option::some('baz') * * Iter\search_opt(['foo', 'bar', 'baz'], fn($v) => 'qux' === $v) * => Option::none() * * @template T * * @param iterable $iterable The iterable to search * @param (Closure(T): bool) $predicate * * @return Option */ function search_opt(iterable $iterable, Closure $predicate): Option { foreach ($iterable as $value) { if ($predicate($value)) { return Option::some($value); } } return Option::none(); }