java (Joption) arimatik

[Badguy13]

malam bro :D

mau tanya ni bro



kan saya lagi bikin program java ni :D memakai JOption :D

tapi kok fungsi arimatiknya gak jalan ya bro :D suka eror :)



liat deh betul gak syntaknya tolong di share thanks




Code:

import javax.swing.JOptionPane;

public class radiancy
{
public static void main( String[] args ){

String input = "";
String input2 = "";
String result = "";

input = JOptionPane.showInputDialog("Masukan input pertama");
input2 = JOptionPane.showInputDialog("Masukan input pertama");

result = input * input2;
String msg = input + " * " + input2 + " = " + result + " !";

JOptionPane.showMessageDialog(null, msg);
}
}

kok dia string resultnya gak mau di kaliin ya gan eror mulu :D tolong ya gan ;D

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