Question

Possible Duplicate:
How do I get current page full URL in PHP

How can i get url of the current page using php? Is there any such php function?

What i want to achieve is:

1. Somehow get the url of the current page
2. check if the url is equal to some preset value
3. if it is equal then echo something else echo something else

Answer 1

<?php
    $url="http://".$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
    echo $url;
?>