/*

* @由于个人水平有限, 难免有些错误, 还请指点:

* @Author: cpu_code

* @Date: 2020-09-17 12:48:26

* @LastEditTime: 2020-09-17 12:49:22

* @FilePath: \java\aggregation\aggregation12.java

* @Gitee: [https://gitee.com/cpu_code](https://gitee.com/cpu_code)

* @Github: [https://github.com/CPU-Code](https://github.com/CPU-Code)

* @CSDN: [https://blog.csdn.net/qq_44226094](https://blog.csdn.net/qq_44226094)

* @Gitbook: [https://923992029.gitbook.io/cpucode/](https://923992029.gitbook.io/cpucode/)

*/

package aggregation;

import java.util.ArrayList;

import java.util.Collections;

public class aggregation12 {

public static void main(String[] args) {

ArrayList<Integer> list = new ArrayList<Integer>();

//原来写法

//list.add(12);

//list.add(14);

//list.add(15);

//list.add(1000);

//采用工具类 完成 往集合中添加元素

Collections.addAll(list, 5, 22, 1, 2);

System.out.println(list);

//排序方法

Collections.sort(list);

System.out.println(list);

}

}

/*

[5, 22, 1, 2]

[1, 2, 5, 22]

*/