数组与集合的相互转换

数组：String[] array = {'1','2','3','4','5','6',};

集合：List<String> List = new ArrayList<>();

1.数组转集合

  List<String> resultList = new ArrayList<>(Arrays.asList(array));

2.集合转数组

  String[] codearray = resultList.toArray(new String[resultList.size()]);