Interface NodeList

NodeList

Type of the interface: fundamental

Own properties:

attributes -	length
methods -	item

Description:

The NodeList interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented.

Note:

NodeList objects in the DOM are live. Their items are accessible via an integral index, starting from 0.

attribute: NodeList.length

example

readonly:

yes

type:

unsigned long

description:

The number of nodes in the list. The range of valid child node indices is 0 to length-1 inclusive.

method: NodeList.item(index)

example

description:

Returns the indexth item in the collection. If index is greater than or equal to the number of nodes in the list, this returns null.

parameters:

unsigned long index

Index into the collection.

returns:

Node

The node at the indexth position in the NodeList, or null if that is not a valid index.

exceptions:

none