W3School TIY Editor

import java.util.Arrays;

​

public class Main {

  public static void main(String[] args) {

    String[] cars = {"Volvo", "BMW", "Tesla"};

    String[] cars2 = {"Volvo", "BMW", "Tesla"};

    // 返回 0，因为两个数组相等

    System.out.println(Arrays.compare(cars, cars2)); 

  }

}