Adds a linked stylesheet version to the page. Ex: template.css?54771616b5bceae9df03c6173babf11d If not specified Joomla! automatically handles versioning
Signature
public function addStyleSheetVersion(string
$url,
[string
$version = null,
[string
$type = "text/css",
[string
$media = null,
array
$attribs]]] )