/** * Include a list of files with optional concat, compress and cache * May be deprecated in the future but since the function is so vital, it * will remain proxied to DocumentHead for now - However, it has been * demoted from @api to non-api * * @param array $filenames Filenames to include * @param boolean $cache If true, the file is cached (makes sens if $concat or one of the other options is specified) * @param boolean $concat If true, files are concatenated * @param boolean $compress If true, files are compressed * @return string The MD5 checksum of files (which is also the additionalHeaderData array key if you $concat = TRUE) */ public function includeFiles(array $filenames, $cache = FALSE, $concat = FALSE, $compress = FALSE) { return $this->documentHead->includeFiles($filenames, $cache, $concat, $compress); }