*/ class NaviHierarchy implements \Countable { private $hierarchy = []; public function add($entry) { array_push($this->hierarchy, $entry); return $this; } public function getHierarchy() { return $this->hierarchy; } public function count() { return count($this->hierarchy); } public function __toString() { $html = "

"; $count = count($this->hierarchy); foreach ($this->hierarchy as $i => $e) { $html .= $e; if ($i < $count - 1) { $html .= "
• -
"; } } $html .= "

"; return $html; } }