2020.03.04 io流练习题2（Randomaccessfile类）

package com.guoyun.view;

import java.io.File;import java.io.FileNotFoundException;import java.io.IOException;import java.io.RandomAccessFile;

/** * ClassName: * Function:  ADD FUNCTION * Reason:   ADD REASON * * @author * @Date * @since Ver 1.1 */public class Test25 {    public static void main(String[] args) {        RandomAccessFile raf=null;        StringBuffer sb=new StringBuffer();        try {            raf=new RandomAccessFile(new File("hello.txt"),"r");//            System.out.println(raf.length());            int temp=0;

                for (int i = (int) raf.length()-1; i >=0 ; i--) {                    raf.seek(i);                    System.out.println((char) raf.read());

            }

        } catch (Exception e) {            e.printStackTrace();        }finally {            try {                raf.close();            } catch (IOException e) {                e.printStackTrace();            }        }    }}

原文地址：https://www.cnblogs.com/aojie/p/12411977.html