Apple has finally revealed the iPhone SE in its big March 21st launch event, but what is the iPhone SE, what are its specs, how does it compare with other iPhones like the iPhone 5s and iPhone 6s, when can you buy it in the UK and how much does it cost?
Here are some examples, taken from DialogDemo.java, of using showMessageDialog, showOptionDialog, and the JOptionPane constructor. For more example code, see DialogDemo.java and the other programs listed in Examples that Use Dialogs.reates a JOptionPane with the specified buttons, icons, message, title, and so on. You must then add the option pane to a JDialog, register a property-change listener on the option pane, and show the dialog.
A typical Java program creates many objects, which as you know, interact by invoking methods. Through these object interactions, a program can carry out various tasks, such as implementing a GUI, running an animation, or sending and receiving information over a network. Once an object has completed the work for which it was created, its resources are recycled for use by other objects. Here's a small program, called CreateObjectDemo, that creates three objects: one Point object and two Rectangle objects. You will need all three source files to compile this program. public class CreateObjectDemo { public static void main(String[] args) { // Declare and create a point object and two rectangle objects.