DOMNamedNodeMap->item()
(No version information available, might be only in CVS)
DOMNamedNodeMap->item() — Retrieves a node specified by index
说明
DOMNamedNodeMap
DOMNode item
( int $index
)
Retrieves a node specified by index within the DOMNamedNodeMap object.
参数
- index
-
Index into this map.
返回值
The node at the index th position in the map, or NULL if that is not a valid index (greater than or equal to the number of nodes in this map).
CDN