Change the maximum month and year:
document.getElementById("myMonth").max = "2014-12";
Click the button to change the value of the max attribute of the month field.
input elements with type=month is not supported in Firefox.</p>
<!DOCTYPE html> <html> <body> Month:// w w w. j a v a 2 s. com <input type="month" id="myMonth" min="2014-04" max="2014-09"> <button onclick="myFunction()">Test</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myMonth").max = "2014-12"; document.getElementById("demo").innerHTML = "The value of the max attribute was changed."; } </script> </body> </html>