public function getPerPage(string $group = 'default'): int
	{
		$this->ensureGroup($group);

		return (int) $this->groups[$group]['perPage'];
	}
public function getPerPage(string $group = 'default'): int
	{
		$this->ensureGroup($group);

		return (int) $this->groups[$group]['perPage'];
	}
public function getPerPage ( string $ group = 'default' ) : int { $ this -> ensureGroup ( $ group ) ; return ( int ) $ this -> groups [ $ group ] [ 'perPage' ] ; }
Returns the number of results per page that should be shown.

@param string $group

@return integer
Returns the number of results per page that should be shown .