PHP: How to Get the Current Page URL

Step 1

<?php echo  $_SERVER['REQUEST_URI']; ?>

Step 2

<?php

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"];

 } else {

  $pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];

 }

 return $pageURL;

}

?>

<?php

  echo curPageURL();

?>