Title: WP_HTML_Processor::is_mathml_integration_point
Published: February 24, 2026

---

# WP_HTML_Processor::is_mathml_integration_point(): bool

## In this article

 * [Description](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#description)
    - [See also](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#see-also)
 * [Return](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#changelog)

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

This function’s access is marked private. This means it is not intended for use 
by plugin or theme developers, only by core. It is listed here for completeness.

Indicates if the current token is a MathML integration point.

## 󠀁[Description](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#description)󠁿

### 󠀁[See also](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#see-also)󠁿

 * [https://html.spec.whatwg.org/#mathml-text-integration-point](https://html.spec.whatwg.org/#mathml-text-integration-point/)

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

 bool Whether the current token is a MathML integration point.

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

    ```php
    private function is_mathml_integration_point(): bool {
    	$current_token = $this->state->current_token;
    	if ( ! isset( $current_token ) ) {
    		return false;
    	}

    	if ( 'math' !== $current_token->namespace || 'M' !== $current_token->node_name[0] ) {
    		return false;
    	}

    	$tag_name = $current_token->node_name;

    	return (
    		'MI' === $tag_name ||
    		'MO' === $tag_name ||
    		'MN' === $tag_name ||
    		'MS' === $tag_name ||
    		'MTEXT' === $tag_name
    	);
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/html-api/class-wp-html-processor.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/html-api/class-wp-html-processor.php#L6319)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/html-api/class-wp-html-processor.php#L6319-L6338)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wp_html_processor/is_mathml_integration_point/?output_format=md#related)󠁿

| Used by | Description | 
| [WP_HTML_Processor::insert_foreign_element()](https://developer.wordpress.org/reference/classes/wp_html_processor/insert_foreign_element/)`wp-includes/html-api/class-wp-html-processor.php` |

Inserts a foreign element on to the stack of open elements.

  |

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

| Version | Description | 
| [6.7.0](https://developer.wordpress.org/reference/since/6.7.0/) | Introduced. |

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