HTTP HEAD Request

Simple HTTP HEAD request to download only the HTTP header.

Download Chilkat HTTP ActiveX

<?php

$http = new COM("Chilkat.Http");

//  Any string unlocks the component for the 1st 30-days.
$success = $http->UnlockComponent('Anything for 30-day trial');
if ($success != true) {
    print $http->lastErrorText() . "\n";
    exit;
}

//  Send the HEAD request and get the response.

$response = $http->GetHead('http://www.chilkatsoft.com/');

if (is_null($response)) {
    print $http->lastErrorText() . "\n";
}
else {

    //  Show the HTTP response code and header received.
    print 'HTTP response code: ' . "\n";
    print $response->StatusCode() . "\n";

    print '---- FULL HEADER ----' . "\n";
    print $response->header() . "\n";
    print '---------------------' . "\n";

    //  How big will the full response be?  This is a good way to
    //  check the size of a download (if the URL is a .zip)
    print 'Size of resource = ' . $response->ContentLength() . "\n";

}

?>