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Categories / Java / File Input Output

 

Read double 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:/read.txt");     DataInputStream din = new DataInputStream(fin);     double d = din.readDouble();     System.out.println("Double : " + d);     din.close();   } }