WP_HTML_Token

22class WP_HTML_Token {23	/**24	 * Name of bookmark corresponding to source of token in input HTML string.25	 *26	 * Having a bookmark name does not imply that the token still exists. It27	 * may be that the source token and underlying bookmark was wiped out by28	 * some modification to the source HTML.29	 *30	 * @since 6.4.031	 *32	 * @var string|null33	 */34	public $bookmark_name = null;35 36	/**37	 * Name of node; lowercase names such as "marker" are not HTML elements.38	 *39	 * For HTML elements/tags this value should come from WP_HTML_Processor::get_tag().40	 *41	 * @since 6.4.042	 *43	 * @see WP_HTML_Processor::get_tag()44	 *45	 * @var string46	 */47	public $node_name = null;48 49	/**50	 * Whether node contains the self-closing flag.51	 *52	 * A node may have a self-closing flag when it shouldn't. This value53	 * only reports if the flag is present in the original HTML.54	 *55	 * @since 6.4.056	 *57	 * @see https://html.spec.whatwg.org/#self-closing-flag58	 *59	 * @var bool60	 */61	public $has_self_closing_flag = false;62 63	/**64	 * Indicates if the element is an HTML element or if it's inside foreign content.65	 *66	 * @since 6.7.067	 *68	 * @var string 'html', 'svg', or 'math'.69	 */70	public $namespace = 'html';71 72	/**73	 * Indicates which kind of integration point the element is, if any.74	 *75	 * @since 6.7.076	 *77	 * @var string|null 'math', 'html', or null if not an integration point.78	 */79	public $integration_node_type = null;80 81	/**82	 * Called when token is garbage-collected or otherwise destroyed.83	 *84	 * @var callable|null85	 */86	public $on_destroy = null;87 88	/**89	 * Constructor - creates a reference to a token in some external HTML string.90	 *91	 * @since 6.4.092	 *93	 * @param string|null   $bookmark_name         Name of bookmark corresponding to location in HTML where token is found,94	 *                                             or `null` for markers and nodes without a bookmark.95	 * @param string        $node_name             Name of node token represents; if uppercase, an HTML element; if lowercase, a special value like "marker".96	 * @param bool          $has_self_closing_flag Whether the source token contains the self-closing flag, regardless of whether it's valid.97	 * @param callable|null $on_destroy            Optional. Function to call when destroying token, useful for releasing the bookmark.98	 */99	public function __construct( ?string $bookmark_name, string $node_name, bool $has_self_closing_flag, ?callable $on_destroy = null ) {100		$this->bookmark_name         = $bookmark_name;101		$this->namespace             = 'html';