[PHP] get modification date of remote page

I have a database full of links. I need to write a script to go to each one and check the modification date of the file. My plan is, once that is logged, to do this every week and indicate which pages have changed. What is the simplest approach to this? Do I need to use CURL functions or

Re: [PHP] get modification date of remote page

/* UNTESTED. */ function get_http_lm_date($url) { $d = parse_url($url); if ( !$fp = fsockopen ($d['host'], (isset($d['port'])) ? $d['port'] : '80') ) return FALSE; fputs($fp, HEAD .$d['path']. HTTP/1.0\r\n\r\n); while ( !feof($fp) ) {