Get current url

<?php //get the current page URL that is shown in the browser URL window function curPageURL() {  $pageURL = ‘http’;  if ($_SERVER[“HTTPS”] == “on”) {$pageURL .= “s”;}  $pageURL .= “://”;  if ($_SERVER[“SERVER_PORT”] != “80”) {   $pageURL .= $_SERVER[“SERVER_NAME”].”:”.$_SERVER[“SERVER_PORT”].$_SERVER[“REQUEST_URI”];