Return the Selectors that led to this PageArray, or null if not set/applicable.
Use this to retrieve the Selectors that were used to find this group of pages, if dealing with a PageArray that originated from a database operation.
$products = $pages->find("template=product, featured=1, sort=-modified, limit=10"); echo $products->getSelectors(); // outputs the selector above
$selectors = $pageArray->getSelectors();
API reference based on ProcessWire core version 3.0.137