$limit If specified, then only substrings up to limit are * returned with the rest of the string being placed in the last substring. * * @throws Exception\InvalidPatternException If $pattern is invalid. * @throws Exception\RuntimeException In case of an unexpected error. * * @return list * * @pure */ function split(string $subject, string $pattern, ?int $limit = null): array { /** @var list */ return Internal\call_preg( 'preg_split', static fn() => preg_split($pattern, $subject, $limit ?? -1, PREG_SPLIT_NO_EMPTY), ); }