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BufferedReader_Writer.java
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33 lines (29 loc) · 1.01 KB
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package javaIO;
import java.io.*;
/**
* Created by lenovo on 2017/3/11.
*/
public class BufferedReader_Writer {
public static void main(String[] args) throws IOException {
//BufferedWriter:
//创建一个写入缓冲区,并和指定被缓冲的流对象相关联
FileWriter fw=new FileWriter("E:\\javaStudy\\src\\javaIO\\aFile");
BufferedWriter bufw=new BufferedWriter(fw);
//使用缓冲区方法将数据写入缓冲区
bufw.write("buffered hello");
//换行
bufw.newLine();
//使用缓冲区的刷新方法将数据刷新到目的地中
bufw.flush();
//关闭缓冲区的同时就关闭的inputStream
bufw.close();
//BufferedReader:
FileReader fr=new FileReader("E:\\javaStudy\\src\\javaIO\\when you are old");
BufferedReader bufr=new BufferedReader(fr);
String line=null;
while((line=bufr.readLine())!=null){
System.out.println(line);
}
bufr.close();
}
}