class NodeList |
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The NodeList interface provides the abstraction of
an ordered collection of nodes, without defining or constraining
how this collection is implemented.
The items in the NodeList are accessible via an integral index, starting from 0. |
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Internal not part of the DOM |
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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 .
index - Index into the collection. Returns The node at the index th position in the NodeList , or null if that is not a valid index. |
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The number of nodes in the list. The range of valid child node indices is 0 to length-1 inclusive. |