import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
public class Main extends JFrame {
public Main() {
setSize(600, 300);
String[] columnNames = { "A", "B", "C" };
Object[][] data = { { "M", "a", 2 }, { "J", "e", 4 }, { "M", "z", 6 } };
JTable table = new JTable(data, columnNames);
JScrollPane tableSP = new JScrollPane(table);
add(tableSP);
setDefaultCloseOperation(EXIT_ON_CLOSE);
}
public static void main(String[] args) {
new Main().setVisible(true);
}
}