package?com.cdd.util;
import?java.io.*;
public?class?ReadFile?{
????
public?static?void?main（String?args[]）{
????int?bytes[]={12345};????//定義寫入文件的數組
????try?{
????????//創建RandomAccessFile類的對象
????????File?file?=?new?File（“Example9.txt“）;
????????if（!file.exists（））{?????????????//判斷該文件是否存在
????????????file.createNewFile（）;???????//新建文件
????????}
????????RandomAccessFile?raf=new?RandomAccessFile（file“rw“）;???//定義RandomAccessFile對象
????????for（int?i=0;i????????????raf.writeInt（bytes[i]）;?????????????//將數組寫入文件
????????}
????????System.out.println（“逆序輸出信息“）;
????????for（int?i=bytes.length-1;i>=0;i--）{?????//反向遍歷數組
????????????raf.seek（i*4）;??????????????????????//int型數據占4個字節
????????????System.out.println（+raf.readInt（））;
????????}
?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????301??2010-09-10?15:22??.classpath
?????文件?????????379??2010-09-10?15:22??.project
?????文件??????????20??2010-10-26?11:37??Example9.txt
?????文件??????????97??2010-09-11?17:10??.settings\org.eclipse.core.resources.prefs
?????文件?????????629??2010-09-10?15:22??.settings\org.eclipse.jdt.core.prefs
?????文件????????1333??2013-11-21?08:41??bin\com\cdd\util\ReadFile.class
?????文件?????????987??2010-09-10?15:22??src\com\cdd\util\ReadFile.java