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# DOMNamedNodeMap->item()

(no version information, might be only in CVS)

DOMNamedNodeMap->item() -- Retrieves a node specified by index

## 说明

class 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).

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