java Arrays 工具类

1、toString(数组)

功能：数组=>[元素1,元素2]

2、asList("字符串1", "字符串2")

功能：字符串=>数组

案例

package com.wt.collection;

import java.util.Arrays;
import java.util.List;

public class Demon08 {
    public static void main(String[] args) {
        List<String> list = Arrays.asList("海贼王", "死神", "火影");
        System.out.println("list = " + list);

        String[] list1 = {"红", "黑", "白", "紫"};
        System.out.println("list1 = " + Arrays.toString(list1));
    }
}