DOMNamedNodeMap::count

(PHP 7 >= 7.2.0)

DOMNamedNodeMap::count — Get number of nodes in the map

说明

public DOMNamedNodeMap::count ( void ) : int

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.

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