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/OpenJDK 21

Interface HTMLCollection

public interface HTMLCollection
An 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.

Since:
1.4, DOM Level 2

Method Summary

Modifier and Type Method Description
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(String name)
This method retrieves a Node using a name.

Method Details

getLength

int getLength()
This attribute specifies the length or size of the list.

item

Node item(int index)
This method retrieves a node specified by ordinal index. Nodes are numbered in tree order (depth-first traversal order).
Parameters:
index - The index of the node to be fetched. The index origin is 0.
Returns:
The Node at the corresponding position upon success. A value of null is returned if the index is out of range.

namedItem

Node namedItem(String name)
This method retrieves a 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.
Parameters:
name - The name of the Node to be fetched.
Returns:
The 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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Documentation extracted from Debian's OpenJDK Development Kit package.
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https://docs.oracle.com/en/java/javase/21/docs/api/jdk.xml.dom/org/w3c/dom/html/HTMLCollection.html