Mega Code Archive

 

Categories / Java / File Input Output

 

DataInputStream, DataOutputStream

import java.io.DataInputStream; import java.io.DataOutputStream; import java.io.FileInputStream; import java.io.FileOutputStream; class DOSDISDemo {   public static void main(String[] args) throws Exception {     DataOutputStream dos = null;     FileOutputStream fos = new FileOutputStream("data.dat");     dos = new DataOutputStream(fos);     dos.writeInt(256);     dos.writeDouble(Math.PI);     dos.writeUTF("Java");     DataInputStream dis = null;     FileInputStream fis = new FileInputStream("data.dat");     dis = new DataInputStream(fis);     System.out.println(dis.readInt());     System.out.println(dis.readDouble());     System.out.println(dis.readUTF());   } }