How to capture enter key press for select2

Question

I have a select2 dropdown for countries (multiselect). When user types keywords, it shows the related items in the menu.
For e.g., if user types ind, the menu shows

Answer 1

The keypress event has been deprecated. You may want to use keydown instead.

$(document).ready(function() {
  $('#example').select2();

  $(".select2-search__field").on("keydown", function(e) {
    if (e.keyCode == 13) {
      alert();
    }
  });
});

  Argentina
  Brazil
  China
  India
  Indonesia