Edit the text above

Edit the text above, and click on the button to see the result.

<html> <head> <script type="text/javascript"> function myfunction(txt) { alert(txt) } </script> </head> <body> <form> <input type="button" onclick="myfunction('Hello')" value="Call function"> </form> <p>By pressing the button, a function with an argument will be called. The function will alert this argument.</p> </body> </html>