Detect Full Page URL with https/http

<?php 

$kurl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";

echo $kurl."<br>";

echo $_SERVER['HTTP_HOST']."<br>";

echo $_SERVER['REQUEST_URI']."<br>";

Details

//(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") - Detect https/http

//$_SERVER['HTTP_HOST'] - Detect domain name

//$_SERVER['REQUEST_URI'] - Detect page url

?>