DOMNamedNodeMap::count
(PHP 7 >= 7.2.0, PHP 8)
DOMNamedNodeMap::count — Get number of nodes in the map
说明
public DOMNamedNodeMap::count
(
) : int|false
Gets the number of nodes in the map.
参数
此函数没有参数。
返回值
Returns the number of nodes in the map, which is identical to the length property.