first (';' LIST )*

Macro

static String	_first	= "${first;<list>[;<list>...]}";

public String _first(String args[]) throws Exception {
	verifyCommand(args, _first, null, 1, Integer.MAX_VALUE);

	List<String> list = toList(args, 1, args.length);
	if (list.isEmpty())
		return "";

	return list.get(0);
}