键盘录入

概述：程序和用户可以通过键盘交互

package com.itcode.demo;  

import java.util.Scanner;  

public class TestScanner {  

public static void main(String[] args) {  
    Scanner scanner = new Scanner(System.in);  
    System.out.println("请输入名字");  
    String name = scanner.nextLine();  
    System.out.println("请输入年龄");  
    String sex = scanner.nextLine();  
    System.out.println("请输入身份");  
    String identity = scanner.nextLine();  

    System.out.println("########################");  
    System.out.println(name);  
    System.out.println(sex);  
    System.out.println(identity);  
    }  
}

效果图：