AnonymousObject03

package cn.yyhl.day07;

import java.util.Scanner;

public class AnonymousObject03 {
    public static void main(String[] args) {
        /* 普通使用方法
        Scanner sc = new Scanner(System.in);
        int num = sc.nextInt();*/

        /*匿名对象的方法
        int num = new Scanner(System.in).nextInt();
        System.out.println("输入的数字是: " + num);*/

        /*使用一般方法写法传入参数
        Scanner sc = new Scanner(System.in);
        methodParam(sc);*/

        /*使用匿名对象来进行传参
        methodParam(new Scanner(System.in));*/

        Scanner sc = methodReturn();
        int num = sc.nextInt();
        System.out.println("输入的数字是: " + num);

    }
    public static void methodParam(Scanner sc){
        System.out.println("请输入数字:");
        int num = sc.nextInt();
        System.out.println("输入的数字是: " + num);
    }
    public static Scanner methodReturn(){
        /*Scanner sc = new Scanner(System.in);
        return sc;*/
        System.out.println("请输入数字:");
        return new Scanner(System.in);
    }
}

 

posted @ 2021-07-13 20:40  凝眸望天涯  阅读(47)  评论(0)    收藏  举报