io读写资料内容例子

io读写文件内容例子

用来读取1.txt中的内容，添加到2.txt里面，请确保1.txt中有内容，以及路径的正确。

?

package com.zsc.io;/** * 读出1.txt中的内容，写入2.txt中 * */import java.io.*;public class ReadWriteFile{public static void main(String[] args){try{File read = new File("E:\\1.txt");File write = new File("E:\\2.txt");BufferedReader br = new BufferedReader(new FileReader(read));BufferedWriter bw = new BufferedWriter(new FileWriter(write));String temp = null;temp = br.readLine();while (temp != null){// 写文件bw.write(temp + "\r\n"); // 只适用Windows系统// 继续读文件temp = br.readLine();}bw.close();br.close();} catch (FileNotFoundException e){ // 文件未找到System.out.println(e);} catch (IOException e){System.out.println(e);}}}