Mega Code Archive

 

Categories / Java Tutorial / File

 

Read long from file using DataInputStream

import java.io.DataInputStream; import java.io.FileInputStream; public class Main {   public static void main(String[] args) throws Exception {     FileInputStream fin = new FileInputStream("C:/Long.txt");     DataInputStream din = new DataInputStream(fin);     long l = din.readLong();     System.out.println("long : " + l);     din.close();   } }