concrete/src/File/Search/SearchProvider.php
public function getItemsPerPageSession()
    {
        $variable = 'search/' . $this->getSessionNamespace() . '/items_per_page';
        if ($this->session->has($variable)) {
            return (int) $this->session->get($variable);
        }

        return null;
    }
public function getItemsPerPageSession()
    {
        $variable = 'search/' . $this->getSessionNamespace() . '/items_per_page';
        if ($this->session->has($variable)) {
            return (int) $this->session->get($variable);
        }

        return null;
    }
public function getItemsPerPageSession ( ) { $ variable = 'search/' . $ this -> getSessionNamespace ( ) . '/items_per_page' ; if ( $ this -> session -> has ( $ variable ) ) { return ( int ) $ this -> session -> get ( $ variable ) ; } return null ; }
Retrieve the items per page option from the session.

@return int|null
Retrieve the items per page option from the session .