Edit The Code:
See Result »
Try it Yourself - ©
w3ii.com
<!DOCTYPE html> <html> <body> <p>Write something in the text field to trigger a function.</p> <input type="text" id="myInput" oninput="myFunction()"> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myInput").value; document.getElementById("demo").innerHTML = "You wrote: " + x; } </script> </body> </html>