OptionPaneDemo.java.html

  1  import javax.swing.JOptionPane;
  2  
  3  /**
  4     This program demonstrates the use of option panes for 
  5     input and output.
  6  */
  7  public class OptionPaneDemo 
  8  {
  9     public static void main(String[] args)
 10     {
 11        String input = JOptionPane.showInputDialog("Enter price:");
 12        double price = Double.parseDouble(input);
 13        final double TAX_RATE = 8.5;
 14        price = price * (1 + TAX_RATE / 100);
 15        JOptionPane.showMessageDialog(null, "Price after tax: " + price);
 16     }
 17  }