Create JPanel in java

Source code below will show you how to create a JPanel in java and after that we will put the JPanel into a JFrame.

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COMPLETE SOURCE CODE FOR : CreateAJPanel.java
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import javax.swing.JFrame;
import javax.swing.JPanel;

public class CreateAJPanel
{
public static void main(String[]args)
{
 //Create a JPanel
 JPanel panel=new JPanel();

 //Create a JFrame that we will use to add the JPanel
 JFrame frame=new JFrame("Create a JPanel");

 //ADD JPanel INTO JFrame
 frame.add(panel);

 //Set default close operation for JFrame
 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

 //Set JFrame size to :
 //WIDTH : 400 pixels
 //HEIGHT : 400 pixels
 frame.setSize(400,400);

 //Make JFrame visible. So we can see it
 frame.setVisible(true);
}
}

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JUST COMPILE AND EXECUTE IT
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