package cn.lideng.demo3;

import java.io.FileNotFoundException;

import java.io.FileReader;

public class WriterDemo1 {

    public static void main(String[] args) throws Exception {

            FileReader fr=new FileReader("d:\\b.txt");

            int len=0;

            while((len=fr.read())!=-1){

                System.out.println((char)len);

            }

            /*char[] c=new char[1024];

            int len=0;

            while((len=fr.read(c))!=-1){

                System.out.println(new String(c,0,len));

            }

            fr.close();*/

            //flush 和 close 区别

            //flush用来刷新缓冲区 只有字符流才需要刷新

    }

}