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/*
* Copyright (c) 1998 World Wide Web Consortium, (Massachusetts Institute of
* Technology, Institut National de Recherche en Informatique et en
* Automatique, Keio University).
* All Rights Reserved. http://www.w3.org/Consortium/Legal/
*/
package org.w3c.dom;
/**
* The <code>NodeList</code> interface provides the abstraction of an ordered
* collection of nodes, without defining or constraining how this collection
* is implemented.
* <p>The items in the <code>NodeList</code> are accessible via an integral
* index, starting from 0.
*/
public interface NodeList {
/**
* Returns the <code>index</code>th item in the collection. If
* <code>index</code> is greater than or equal to the number of nodes in
* the list, this returns <code>null</code>.
* @param index Index into the collection.
* @return The node at the <code>index</code>th position in the
* <code>NodeList</code>, or <code>null</code> if that is not a valid
* index.
*/
public Node item(int index);
/**
* The number of nodes in the list. The range of valid child node indices is
* 0 to <code>length-1</code> inclusive.
*/
public int getLength();
}
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