JAVA基础(数组查表法)

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1,实现效果

  • 数组查表法(根据键盘录入索引,查找对应星期)


 


import java.util.Scanner;

class Array {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);

        System.out.println("请输入对应的星期范围在1-7");

        int week = sc.nextInt();

        System.out.println("星期" + getWeek(week));

    }





    /*

    根据索引返回对应的星期

    1,返回值类型char

    2,参数列表int week

    */





    public static char getWeek(int week) {

        char[] arr = {' ','一','二','三','四','五','六','日'};        //定义了一张星期表

        return arr[week];                                            //通过索引获取表中的元素

    }

}

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转载自blog.csdn.net/Cricket_7/article/details/91411479