list倒序删除

public static void main(String[] args) {
  List<Integer> nums = new ArrayList<Integer>();  
  nums.add(3);  
  nums.add(5);  
  nums.add(1);  
  nums.add(0);  
  System.out.println(nums);  
  Collections.sort(nums);  
  System.out.println(nums); 
  for (int i = nums.size() -1; i >= 0; i--) {
   System.out.println(nums.get(i));
   nums.remove(i);
   System.out.println(nums);
  }
}

[3, 5, 1, 0]
[0, 1, 3, 5]
5
[0, 1, 3]
3
[0, 1]
1
[0]
0
[]

public static void main(String[] args) {
    List<Integer> successList=new ArrayList<>();
    successList.add(5);
    successList.add(3);
    successList.add(6);
    System.out.println(successList);
    List<Integer> ascList1 = successList.stream().sorted(Comparator.reverseOrder()).collect(Collectors.toList());
    System.out.println(ascList1);
  }

[5, 3, 6]

[6, 5, 3]

 List<Integer> success=new ArrayList<>();
    success.add(5);
    success.add(3);
    success.add(6);
    List<Integer> successList=new ArrayList<>();
    successList.add(2);
    successList.add(0);
    successList.add(1);
    System.out.println(success);
    successList.stream().sorted(Comparator.reverseOrder()).forEach(successIndex ->success.remove(successIndex.intValue()));
    System.out.println(success);

[5, 3, 6]
[]

原文地址:https://www.cnblogs.com/tonggc1668/p/8668823.html