package raf;
import java.io.IOException;
import java.io.RandomAccessFile;
/**
* 将user.tet文件中的用户信息显示到控制台
* @author Lemon
*/
public class ShowAllUserDemo {
public static void main(String[] args) throws IOException {
RandomAccessFile raf=new RandomAccessFile("user.txt", "r");
int index=-1;
int i=0;
while((index=raf.read())!=-1) {
raf.seek(i*100);
i++;
byte[] data = new byte[32];
//姓名
raf.read(data);
String name=new String(data,"utf-8").trim();
/*System.out.println("point:"+raf.getFilePointer());
System.out.println("name"+name);*/
//密码
raf.read(data);
String password=new String(data,"utf-8").trim();
/*System.out.println("point:"+raf.getFilePointer());
System.out.println("password:"+password);*/
//昵称
raf.read(data);
String nickname=new String(data,"utf-8").trim();
/*System.out.println("point:"+raf.getFilePointer());
System.out.println("nickname:"+nickname);*/
//年龄
int age=raf.readInt();
System.out.println("point:"+raf.getFilePointer());
System.out.println("name:"+name+" password:"+password+" nickname:"+nickname+" age:"+age);
}
raf.close();
}
}
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转载自blog.csdn.net/qq_37669050/article/details/97659689
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