PHP - Manual: DOMNamedNodeMap::count
2025-02-27
(PHP 7 >= 7.2.0, PHP 8)
DOMNamedNodeMap::count — Get number of nodes in the map
此函数没有参数。
Returns the number of nodes in the map, which is identical to the length property.
官方地址:https://www.php.net/manual/en/domnamednodemap.count.php