Title: WP_HTML_Open_Elements::contains_node
Published: November 8, 2023
Last modified: February 24, 2026

---

# WP_HTML_Open_Elements::contains_node( WP_HTML_Token $token ): bool

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#wp--skip-link--target)

Reports if a specific node is in the stack of open elements.

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#parameters)󠁿

 `$token`[WP_HTML_Token](https://developer.wordpress.org/reference/classes/wp_html_token/)
required

Look for this node in the stack.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#return)󠁿

 bool Whether the referenced node is in the stack of open elements.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#source)󠁿

    ```php
     */
    public function contains_node( WP_HTML_Token $token ): bool {
    	foreach ( $this->walk_up() as $item ) {
    		if ( $token === $item ) {
    			return true;
    		}
    	}

    	return false;
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/html-api/class-wp-html-open-elements.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/html-api/class-wp-html-open-elements.php#L155)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/html-api/class-wp-html-open-elements.php#L155-L163)

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_html_open_elements/contains_node/?output_format=md#changelog)󠁿

| Version | Description | 
| [6.4.0](https://developer.wordpress.org/reference/since/6.4.0/) | Introduced. |

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