Determine in php script if connected to internet?

Question

How can I check if I\'m connected to the internet from my PHP script which is running on my dev machine?

I run the script to download a set of files (which may or ma

Answer 1

You can always ping good 'ol trusty google:

$response = null;
system("ping -c 1 google.com", $response);
if($response == 0)
{
    // this means you are connected
}