Get Full URL

<?php

/**
 *
 * @get the full url of page
 *
 * @return string
 *
 */
 function getAddress()
 {
    /*** check for https ***/
    $protocol = $_SERVER['HTTPS'] == 'on' ? 'https' : 'http';
    /*** return the full address ***/
    return $protocol.'://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
 }

 /*** example usage ***/
 echo getAddress();

?>