<script>
        {% comment %}$(window).on('popstate', function() {
            console.log("aaaa");
        });{% endcomment %}
        window.addEventListener('popstate', function () {
            alert(1);
        });
{% comment %}
window.setTimeout(function() {
  window.addEventListener('popstate', function() {
    alert(111)
  });
}, 1000);
{% endcomment %}
{% comment %} history.pushState(null, null, location.href);
    window.onpopstate = function () {
        history.go(1);
        alert(11)
    };{% endcomment %}
   {% comment %}     window.addEventListener('popstate', function(event) {
    alert( "triggered" );
});{% endcomment %}

    </script>