Parsing domain from a URL

Question

I need to build a function which parses the domain from a URL.

So, with

http://google.com/dhasjkdas/sadsdds/sdda/sdads.html

or

Answer 1

This will generally work very well if the input URL is not total junk. It removes the subdomain.

$host = parse_url( $Row->url, PHP_URL_HOST );
$parts = explode( '.', $host );
$parts = array_reverse( $parts );
$domain = $parts[1].'.'.$parts[0];

Example

Input: http://www2.website.com:8080/some/file/structure?some=parameters

Output: website.com