Interface NodeList
- All Known Implementing Classes:
IIOMetadataNode
public interface NodeList
The NodeList
interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented. NodeList
objects in the DOM are live.
The items in the NodeList
are accessible via an integral index, starting from 0.
See also the Document Object Model (DOM) Level 3 Core Specification.
Method Summary
Modifier and Type | Method | Description |
---|---|---|
int | getLength() | The number of nodes in the list. |
Node | item(int index) | Returns the |
Method Detail
item
Node item(int index)
Returns the index
th item in the collection. If index
is greater than or equal to the number of nodes in the list, this returns null
.
- Parameters:
-
index
- Index into the collection. - Returns:
- The node at the
index
th position in theNodeList
, ornull
if that is not a valid index.
getLength
int getLength()
The number of nodes in the list. The range of valid child node indices is 0 to length-1
inclusive.