BufferedReader的使用

package com.sean.base.streamStudy;

import java.io.BufferedReader;
import java.io.FileReader;

/**
 * 使用字符缓冲流读取文件
 * @create 2021-02-26 14:28
 */
public class Demo11 {
    public static void main(String[] args)throws Exception {
        //创建缓冲流
        FileReader fr = new FileReader("d:\\write.txt");
        BufferedReader br = new BufferedReader(fr);
        //2读取
        //2.1第一种方式
        /*char[] buf=new char[1024];
        int count =0;
        while ((count=br.read(buf))!=-1){
            System.out.println(new String(buf,0,count));
        }*/
        //2.2第二种方式，一行一行的读取
        String line =null;
        while ((line=br.readLine())!=null){
            System.out.println(line);
        }
        //3关闭
        br.close();
    }
}