Modificare il codice:
Vedi Risultato »
Prova tu stesso - ©
w3ii.com
<!DOCTYPE html> <html> <head> <script> function myFunction() { alert("Thank you for visiting W3Schools!"); } </script> </head> <body onunload="myFunction()"> <h1>Welcome to my Home Page</h1> <p>Close this window or press F5 to reload the page.</p> </body> </html>