javase学习记录之------配套的字符缓冲输入流BufferedReader的使用

import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; //BufferedReader(Reader in) public class Test { public static void main(String[] args) throws IOException { BufferedReader br=new BufferedReader(new FileReader("bw.txt")); //读取数据方式一 int ch=0; while ((ch=br.read())!=-1){ System.out.print((char)ch); } br.close(); } }