Grid Layout (java)

import java.awt.*;
import javax.swing.*;
public class GridLayoutDemo extends JFrame
{
private JButton [] buttons;
public GridLayoutDemo(String title)
{
super(title);
Container contentPane = this.getContentPane();
contentPane.setLayout(new GridLayout(2,3,10,15));
buttons=new JButton[6];
for(int i=0; i {
buttons[i] = new JButton("Click" + (i+1));
contentPane.add(buttons[i]);
}
}

public static void main(String [] args)
{
JFrame f= new GridLayoutDemo("GridLayoutDemo");
f.setSize(300,200);
f.setVisible(true);
}

}