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SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
An HTMLCollection
is a list of nodes. An individual
node may be accessed by either ordinal index or the node's
name
or id
attributes.
Note: Collections in the HTML DOM are assumed to be live meaning that they are automatically updated when the underlying document is changed.
See also the Document Object Model (DOM) Level 2 HTML Specification.
Method Summary | |
int |
getLength() This attribute specifies the length or size of the list. |
Node |
item(int index) This method retrieves a node specified by ordinal index. |
Node |
namedItem(java.lang.String name) This method retrieves a Node using a name. |
Method Detail |
public int getLength()
public Node item(int index)
index
- The index of the node to be fetched. The
index origin is 0
.Node
at the corresponding position upon
success. A value of null
is returned if the index is
out of range.public Node namedItem(java.lang.String name)
Node
using a name. With
[HTML
4.01] documents, it first searches for a Node
with
a matching id
attribute. If it doesn't find one, it
then searches for a Node
with a matching
name
attribute, but only on those elements that are
allowed a name attribute. With [XHTML 1.0]
documents, this method only searches for Nodes
with a
matching id
attribute. This method is case insensitive
in HTML documents and case sensitive in XHTML documents.name
- The name of the Node
to be
fetched.Node
with a name
or
id
attribute whose value corresponds to the specified
string. Upon failure (e.g., no node with this name exists), returns
null
.
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