Get the state of auto completion:
var x = document.getElementById("myEmail").autocomplete;
Click button to find out whether the email field has autocomplete set to "on" or "off".
<!DOCTYPE html> <html> <body> <form action="/action_page.php"> E-mail: <input type="email" id="myEmail" name="email" autocomplete="on"> <input type="submit"> </form>/*from w w w.j a va2 s .c om*/ <button onclick="myFunction()">Test</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myEmail").autocomplete; document.getElementById("demo").innerHTML = x; } </script> </body> </html>