public interface NodeList
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.
Node item(int index)
indexth item in the collection. If
index is greater than or equal to the number of nodes in the list, this returns
index- Index into the collection.
indexth position in the
nullif that is not a valid index.
The number of nodes in the list. The range of valid child node indices is 0 to
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