1 package cn.itcast.p4.news.demo;
2
3 import java.util.ArrayList;
4 //import java.util.Collections;
5 //import java.util.List;
6
7 //import static java.util.Collections.sort;//静态导入，其实导入的是类中的静态成员
8 //import static java.util.Collections.max;
9
10 import static java.util.Collections.*;
11
12 import static java.lang.System.*;
13
14 public class StaticImportDemo {
15
16 public static void main(String[] args) {
17 // TODO Auto-generated method stub
18 java.util.List<String> list = new ArrayList<String>();
19
20 list.add("abc3");
21 list.add("abc7");
22 list.add("abc1");
23
24 out.println(list);
25
26 sort(list);
27
28 out.println(list);
29
30 String max = max(list);
31 out.println("max="+max);
32
33
34 }
35
36 }
