1 package pers.stresm; 2 3 import java.io.FileInputStream; 4 import java.io.FileOutputStream; 5 6 /** 7 * 读写操作 8 * @author three 9 * 10 */ 11 public class ReadIn { 12 13 public static void main(String[] args) { 14 try { 15 FileInputStream in = new FileInputStream("F:/Hello.java"); //要读取的文件位置 16 FileOutputStream out = new FileOutputStream("F:/abc.txt",true); //需要写入的位置,true表示不覆盖 17 18 out.write(in.readAllBytes()); //文件之间写入 19 out.write("205024319".getBytes()); //直接写入 20 21 in.close(); 22 out.close(); 23 } catch (Exception e) { 24 // TODO Auto-generated catch block 25 e.printStackTrace(); 26 } 27 } 28 29 }