SilverStripe\Assets\Filesystem::folderModTime
Return the most recent modification time of anything in the folder.
Signature
public function folderModTime(string
$folder,
[array
$extensionList = NULL] )
Parameters
$folder
— string- The folder, relative to the site root
$extensionList
— array- An option array of file extensions to limit the search to
Returns
- string
- Same as filemtime() format.