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(PHP 5, PHP 7, PHP 8)
DOMNamedNodeMap::item — Retrieves a node specified by index
Retrieves a node specified by index
within the
DOMNamedNodeMap object.
index
Index into this map.
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).