Read double values type from file in java

Read double values from a file in java:

You can read double from file using the following code :

Code:

    try {
        FileInputStream fileInputStream = new FileInputStream(new File("Your file path"));
        DataInputStream dataInputStream = new DataInputStream(fileInputStream);
        dataInputStream.readDouble();
        } catch (FileNotFoundException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        }
  

you can read from file using the following code links :
java-examples/file-write-read-t3265.html

Or you can the double from the user input console using the following code :

Code:

        Scanner scanner = new Scanner(System.in);
        scanner.nextDouble();
  

Last edited by DrRakha on Thu Oct 08, 2009 9:48 pm, edited 2 times in total.

Author: Cheryl
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