How to change url without reloading page in jQuery | Javascript | PHP

<?php
$actual_link = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
$lastchar = substr($actual_link, -1);
if($lastchar == '/'){
$redirecturl = rtrim($actual_link,"/");
?>
<script>
    window.history.pushState('page2', 'Title', '<?php echo $redirecturl; ?>');
</script>
<?php } ?>