package com.io.liushuaishuai; import java.io.*; public class BufferedStreamDemo01 { public static void main(String[] args) throws IOException { // FileWriter fw = new FileWriter("myIOstream\fos.txt"); // BufferedWriter bw = new BufferedWriter(new FileWriter("myIOstream\fos.txt")); // bw.write("hello "); // bw.write("world "); BufferedReader br = new BufferedReader(new FileReader("myIOstream\fos.txt")); //一次读取一个字符的数据 // int i; // while ((i = br.read()) != -1) { // System.out.print((char) i); // } //一次读取一个字符数组的数据 char[] ch = new char[1024]; int len; while ((len = br.read(ch)) != -1) { System.out.print(new String(ch, 0, len)); } //bw.close(); br.close(); } }