purgeList.php file is a maintenance script to send purge requests for listed pages to squids.
php purgeList.php --purge < purge.txt
where purge.txt contains a list of URLs or pagenames to be regenerated.
||Namespace number. Use it to purge all pages from the given namespace (you don't have to pass a list of pages when using this option).
||Purge all pages (you don't have to pass a list of pages when using this option) MW 1.21+
||Whether to update
||Number of seconds to delay between each purge MW 1.21+
||Show more output MW 1.21+