Edit The Code:
See Result »
Try it Yourself - ©
w3ii.com
<!DOCTYPE html> <html> <body> Name: <input type="text" id="myText" value="Mickey"> <p>Click the button to change the value of the text field.</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { document.getElementById("myText").value = "Johnny Bravo"; } </script> </body> </html>