To hold multiline of text, set HTML under JLabel −
JLabel = new JLabel("<html><strong>" + "Line1<br>Line2</strong></html>",JLabel.LEFT);
The above will create multiline text in the JLabel −
Line1 Line2
The following is an example to create JLabel to hold multiline of text −
Example
import java.awt.Font; import javax.swing.*; public class SwingDemo { public static void main(String args[]) { JFrame frame = new JFrame("Label Example"); JLabel label; label = new JLabel("" + "Line1 Line2",JLabel.LEFT); label.setBounds(100, 100, 100, 30); label.setFont(new Font("Verdana", Font.PLAIN, 13)); frame.add(label); frame.setSize(500,300); frame.setLayout(null); frame.setVisible(true); } }