JDK中的方法
int[] tickets = new int[]{
84,49,5,24,70,77,87,8};
ArrayList<Integer> list = (ArrayList<Integer>)Arrays.stream(tickets).boxed().collect(Collectors.toList());
循环插入
int[] tickets = new int[]{
84,49,5,24,70,77,87,8};
ArrayList<Integer> intList = new ArrayList<>();
for (int i = 0; i < tickets.length; i++) {
intList.add(Integer.valueOf(tickets[i]));
}
很遗憾,没有别的更简单的方法了。