stream_get_meta_data — Retrieves header/meta data from streams/file pointers.

Returns information about an existing stream.

Example

<?php
 $url = 'http://www.phpcodez.com/';
 if (!$fp = fopen($url, 'r')) {
 trigger_error("Unable to open URL ($url)", E_USER_ERROR);
 }
 $meta = stream_get_meta_data($fp);
 echo "<pre>";print_r($meta);
 fclose($fp);
?>