JavaScript

Wyrażenia regularne

<html>
  <head>

  <script type="text/javascript" language="JavaScript">
    function testRegEx() {
      re = new RegExp("^[0-9]{2}-[0-9]{3}$");
      if (re.test(document.dane.kod.value,re)) alert('OK');
      else alert("Błąd");
    }
  </script>

  </head>

  <body>
    <form name="dane">
      Kod pocztowy (XX-XXX):
      <input type="text" name="kod" maxlength="6"><br>
      <input type="button" value="Test" onClick="testRegEx()">
    </form>

  </body>
</html>

JavaScript i Java

<html>
  <head>

  <script type="text/javascript" language="JavaScript">
    function createWindow() {
      var theOwner = new java.awt.Frame();
      theWindow = new java.awt.Dialog(theOwner);
      theWindow.setSize(350,200);
      theWindow.setTitle("Hello, World");
      theWindow.setVisible(true);
    }
  </script>

  </head>

  <body>
    <form>
      <input type="button" value="Win" onClick="createWindow()">
    </form>
  </body>
</html>

Java

Applet w AWT

import java.applet.Applet;
import java.awt.Graphics;
import java.awt.Event;

public class helloawt extends Applet {
  public String s = "Hello world";
  public void paint(Graphics g) {
    g.drawString(s, 50, 25);
  }
}

Applet w Swing

import javax.swing.*;
import java.awt.*;

public class helloswing extends JApplet {
  public void init() {
    JLabel label = new JLabel("Swing Hello World!");
    label.setHorizontalAlignment(JLabel.CENTER);
    label.setBorder(BorderFactory.createMatteBorder(1,1,2,2,Color.black));
    getContentPane().add(label, BorderLayout.CENTER);
  }
}