java中IO流中的标准输入输出流

java中IO流中的标准输入输出流

标准输入输出流

public static final InputStream in:标准输入流

public static final PrintStream out:标准输出流

 package com.itheima_05;/* * 标准输入输出流：public static final InputStream in：字节输入流,用来读取键盘录入的数据public static final int x;InputStream is = System.in;Scanner sc = new Scanner(System.in);public static final PrintStream out：字节输出流,将数据输出到命令行System.out.println(); */public class SystemInOutDemo {}