DataInputStream的用法

马克-to-win：DataInputStream顾名思义：就是专门用来读各种各样的数据的，比如 （int，char，long等），一定要注意 DataOutputStream 与DataInputStream配合使用，而且二者读写的顺序要一样，可以参照下面的例子。马克- to-win：马克 java社区：防盗版实名手机尾号： 73203。

例：2.4.1

import java.io.*;

public class TestMark_to_win {

/* when run this program, no need any data.dat file, because it can generate

the file.anyway,this file can not be recognized by humanbeing

*/

public static void main(String[] args) throws IOException {

FileOutputStream fos = new FileOutputStream("c:/data.txt");

DataOutputStream dos = new DataOutputStream(fos);

dos.writeInt(345);

dos.writeDouble(4.54);

dos.writeUTF("我们");

dos.close();

FileInputStream fis = new FileInputStream("c:/data.txt");

DataInputStream dis = new DataInputStream(fis);

/*1) a data output stream to write data that can later

be read by a data input stream. 2)note the sequence.first write what,

then read what. if you comment out the following statment,the result

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