[Java] 纯文本查看 复制代码

ArrayList<String> list = new ArrayList<>();
        list.add("瞧瞧");
        list.add("瞧瞧");
        list.add("方法");
        list.add("覆盖");
        list.add("淘汰");
        list.add("引用");
        ArrayList<String> l1 = new ArrayList<>();
        Iterator<String> iterator = list.iterator();
        while (iterator.hasNext()){
            String next = iterator.next();
            if(!l1.contains(next)){
                l1.add(next);
            }
        }
        System.out.println(l1);

[Java] 纯文本查看 复制代码

ArrayList<String> list = new ArrayList<>();
        list.add("瞧瞧");
        list.add("瞧瞧");
        list.add("方法");
        list.add("覆盖");
        list.add("淘汰");
        list.add("引用");
        ArrayList<String> l1 = new ArrayList<>();
        Iterator<String> iterator = list.iterator();
        while (iterator.hasNext()){
            String next = iterator.next();
            if(!l1.contains(next)){
                l1.add(next);
            }
        }
        System.out.println(l1);