long89

this my code import java.awt.*; import javax.swing.*; import java.awt.event.*; public class Panel extends JPanel implements ActionListener{ private JTextField weight,height, answer; private JButton calc, clear, exit; public Panel(){ this.setLayout(new GridLayout(2,1)); JPanel topPanel = new JPanel(); topPanel.add(new JLabel("WEIGHT(KG)")); topPanel.add(weight = new JTextField(5)); topPanel.add(new JLabel("HEIGHT(M)")); topPanel.add(height = new JTextField(5)); topPanel.add(new JLabel("BMI")); topPanel.add(answer =new …

I don't know how to write code to exit for this program.someone please help me :( [CODE] import java.awt.*; import javax.swing.*; import java.awt.event.*; public class Panel extends JPanel implements ActionListener{ private JTextField height, weight, answer; private JButton calc, clear, exit; public Panel(){ this.setLayout(new GridLayout(2,1)); JPanel topPanel = new JPanel(); topPanel.add(new …

[CODE] class Circle { private double radius; private String colour; Circle() { } Circle(double r, String c) { this.radius=r; this.colour=c; } public void display() { System.out.println("Radius of circle is "+this.radius); System.out.println("Colour of circle is "+this.colour); } public String getColour() { return (this.colour); } } [/CODE] how calculate and display the …

how to write code include a try-catch statement to handle exception of this code. In the catch() statement, will provide a proper alert to the user on the error occurred. [CODE] import java.io.*; import javax.swing.JOptionPane; class TestArray { public static void main (String []args) { double a; double w; double …