public interface HTMLCollection
HTMLCollection
is a list of nodes. An individual node may be accessed by either ordinal index or the node'sname
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 Specification.
int getLength()
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.Node namedItem(String name)
Node
using a name. 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.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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https://docs.oracle.com/en/java/javase/21/docs/api/jdk.xml.dom/org/w3c/dom/html/HTMLCollection.html