List<Integer> list=new ArrayList<>();
int i=1;
while(i<=10) {
i++;
list.add(i);
}
long count=list.stream().filter(step->step>5).count();
List<Integer> list2=list.stream().filter(step->step>5).sorted((x,y)->y-x).collect(Collectors.toList());
System.out.println(list2);
System.out.println(count);
打印结果:
[11, 10, 9, 8, 7, 6]
6