Java 标准输入流 初学者笔记

import java.util.*;

public class InputTest
{
   public static void main(String[] args)
   {
      Scanner dx = new Scanner(System.in);
    //构造一个与Sytem.in相关联的Scanner对象

    
      System.out.print("What is your name? ");
      String name = dx.nextLine();
 //创建实例获取一行输入     

      
      System.out.print("How old are you? ");
      int age = dx.nextInt();
//创建实例获取int类型输入
  
      System.out.println("Hello, " + name + ". Next year, you‘ll be " + (age + 1));
   }
}