example2_5.java

来自「北京邮电大学牛导的 JAVA课件课件及相关资料」· Java 代码 · 共 21 行

import javax.swing.JOptionPane;
public class Example2_5 {
    
    public static void main(String[] args) 
    {
        String firstnumber;
        String lastnumber;
        int first, last, result;
        firstnumber = JOptionPane.showInputDialog("Enter the first number");
        lastnumber = JOptionPane.showInputDialog("Eneter the last number");
        first = Integer.parseInt(firstnumber);
        last = Integer.parseInt(lastnumber);
        result = first + last;
        JOptionPane.showMessageDialog(null,"The Result is "+result,"Result",JOptionPane.PLAIN_MESSAGE);
        System.exit(0);
    
        
    }
    
}