[PHP] URL 출력하기

<?php
$http_host = $_SERVER['HTTP_HOST'];
$request_uri = $_SERVER['REQUEST_URI'];
$url = 'https://'.$http_host.$request_uri;
?>

<div>HTTP_HOST: <?= $http_host ?></div>
<div>REQUEST_URI: <?= $request_uri ?></div>
<div>URL: <?= $url ?></div>