Java program to read a double value

Program Description

Write a java program to read a double value from the user input. We will make use of .nextDouble() method of the Scanner class to read the double value into the program.

 

Java Program

import java.util.Scanner;

/**************************************************
 * InputDoubleDemo.java
 * @program : Program to take double value as input. 
 * @web : www.TestingDocs.com
 * @version : 1.0
 **************************************************/

public class InputDoubleDemo {
 public static void main(String[] args) {
 // scanner object variable used in the program
 Scanner keyboard = new Scanner(System.in);
 double userInput;// to hold user input
 System.out.println("Enter double value as input:=");
 userInput = keyboard.nextDouble();
 System.out.println("The double value user entered is :=" + userInput);
 }
}

 

Program Output

Enter double value as input:=
3.14
The double value user entered is :=3.14

Screenshot