Create Program Addition

Create Program Addition
Addition This is a source program if you want to try to please at Copy Paste

// Fig. 11.2: Addition.java
// Addition program that uses JOptionPane for input and output.
import javax.swing.JOptionPane;

public class Addition
{
public static void main( String args[] )
{
JOptionPane.showMessageDialog(null,"Assalamu'alaikum","Welcome Message", JOptionPane.PLAIN_MESSAGE);
JOptionPane.showMessageDialog(null,"Welcome to Addition Program","Welcome Message", JOptionPane.PLAIN_MESSAGE);
Object[] options = {"yes","No"};

do
{

String firstNumber =
JOptionPane.showInputDialog( "Enter first integer" );
String secondNumber =
JOptionPane.showInputDialog( "Enter second integer" );


int number1 = (( firstNumber == null ) || (secondNumber == null))?
0 : Integer.parseInt( firstNumber);
int number2 = (( firstNumber == null ) || (secondNumber == null))?
0 : Integer.parseInt( secondNumber);

int sum = number1 + number2; // add numbers


JOptionPane.showMessageDialog( null, "The sum is " + sum,
"Sum of Two Integers", JOptionPane.PLAIN_MESSAGE );
}
while (JOptionPane.showOptionDialog(null,"Do you want to exit?",
"Confirm Exit",JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE, null, options, options[0])
== JOptionPane.NO_OPTION);

JOptionPane.showMessageDialog(null,"Thank you\nWasalamu'alaikum Wr. Wb.",
"Closing Message",JOptionPane.PLAIN_MESSAGE);
System.exit(0);
}
}

Jika anda berhasil  maka Hasil OutPutnya akan tampil seperti gambar di di bawah :

Gambar.1.4