Home > Java Swing > Hello world Java Swing

Hello world Java Swing

Chương trình gồm 1 Frame hiển thị 1 label “Hello world” như hình sau :

HelloWorld

package quyetdv.javaswing.components;
import javax.swing.JFrame;
import javax.swing.JLabel;
public class HelloWorld extends JFrame {
    public HelloWorld() {
        setSize(200, 150);
        setVisible(true);
        setTitle("Java Swing");
        JLabel label = new JLabel("Hello world");
        add(label);
    }
    public static void main(String[] args) {
        HelloWorld hello = new HelloWorld();
    }
}
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Categories: Java Swing
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