exercise7_15.java

Introduction to java programming 一书中所有编程练习部分的源码

import java.util.*;
import javax.swing.JOptionPane;

public class Exercise7_15 {
    /**Main method*/
    public static void main(String[] args) {
        // Receive the amount entered from the dialog box
        String s = JOptionPane.showInputDialog(
        "Enter numbers separated by spaces:");
        
        Scanner scanner = new Scanner(s);
        
        double sum = 0;
        while (scanner.hasNext())
            sum += scanner.nextDouble();
        
        System.out.println("Sum is " + sum);
        
        
        System.exit(0);
    }
}