HTML DOM Level 2 Reference: DocumentTraversal

Allows you to create iterators and tree-walkers to traverse the nodes of a Document.

Browser/User Agent Support

IE Mozilla Netscape Opera Safari Netscapte
no 1.0+ 2.0+ no 1.0+ no

IE	Mozilla	Netscape	Opera	Safari	Netscapte
no	1.0+	2.0+	no	1.0+	no

Constructors

Constructor IE Mozilla Netscape Opera Safari Netscapte
DocumentTraversal Constructor
Allows you to create iterators and tree-walkers to traverse the nodes of a Document.
no 1.0+ 2.0+ no 1.0+ no

Constructor	IE	Mozilla	Netscape	Opera	Safari	Netscapte
DocumentTraversal Constructor Allows you to create iterators and tree-walkers to traverse the nodes of a Document.	no	1.0+	2.0+	no	1.0+	no

Methods

Method IE Mozilla Netscape Opera Safari Netscapte
createNodeIterator
Creates a new NodeIterator for the subtree at the specified node.
no 1.0+ 2.0+ no 1.0+ no

createTreeWalker
Creates a new TreeWalker for the subtree at the specified node.
no 1.0+ 2.0+ no 1.0+ no

Method	IE	Mozilla	Netscape	Opera	Safari	Netscapte
createNodeIterator Creates a new NodeIterator for the subtree at the specified node.	no	1.0+	2.0+	no	1.0+	no

createTreeWalker Creates a new TreeWalker for the subtree at the specified node.	no	1.0+	2.0+	no	1.0+	no

Availability

HTML DOM Level 2 | W3C

Constructor Detail

DocumentTraversal DocumentTraversal()

Allows you to create iterators and tree-walkers to traverse the nodes of a Document.

Visibility: internal

Method Detail

createNodeIterator(Node root, Number whatToShow, [NodeFilter filter,] [Boolean entityReferenceExpansion]) : NodeIterator

Creates a new NodeIterator for the subtree at the specified node.

Node root Node to be iterated with its children.
Number whatToShow Specifies which types of nodes to show in the treeview.
NodeFilter filter Filter to use with this NodeIterator. (optional)
Boolean entityReferenceExpansion If true, specifies that entity reference nodes should be expanded. (optional)

Throws

Raises a NOT_SUPPORTED_ERR if the specified root is null.

Availability

HTML DOM Level 2 | W3C

createTreeWalker(Node root, Number whatToShow, [NodeFilter filter,] [Boolean entityReferenceExpansion]) : TreeWalker

Creates a new TreeWalker for the subtree at the specified node.

Node root Node to serve as the root for the TreeWalker.
Number whatToShow Specifies which types of nodes to show in the treeview.
NodeFilter filter Filter to use with this TreeWalker. (optional)
Boolean entityReferenceExpansion If true, specifies that entity reference nodes should be expanded. (optional)

Throws

Throws a NOT_SUPPORTED_ERR if the specified root is null.

Availability

HTML DOM Level 2 | W3C

Node	root	Node to be iterated with its children.
Number	whatToShow	Specifies which types of nodes to show in the treeview.
NodeFilter	filter	Filter to use with this NodeIterator. (optional)
Boolean	entityReferenceExpansion	If true, specifies that entity reference nodes should be expanded. (optional)

Node	root	Node to serve as the root for the TreeWalker.
Number	whatToShow	Specifies which types of nodes to show in the treeview.
NodeFilter	filter	Filter to use with this TreeWalker. (optional)
Boolean	entityReferenceExpansion	If true, specifies that entity reference nodes should be expanded. (optional)

DocumentTraversal : Object

Browser/User Agent Support

Constructors

Methods

Availability

Constructor Detail

DocumentTraversal DocumentTraversal()

Method Detail

createNodeIterator(Node root, Number whatToShow, [NodeFilter filter,] [Boolean entityReferenceExpansion]) : NodeIterator

createTreeWalker(Node root, Number whatToShow, [NodeFilter filter,] [Boolean entityReferenceExpansion]) : TreeWalker