Title: MimeType::isDocument
Published: May 20, 2026

---

# MimeType::isDocument(): bool

## In this article

 * [Return](https://developer.wordpress.org/reference/classes/wordpress-aiclient-files-valueobjects-mimetype/isdocument/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wordpress-aiclient-files-valueobjects-mimetype/isdocument/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/classes/wordpress-aiclient-files-valueobjects-mimetype/isdocument/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wordpress-aiclient-files-valueobjects-mimetype/isdocument/?output_format=md#wp--skip-link--target)

Checks if this is a document MIME type.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wordpress-aiclient-files-valueobjects-mimetype/isdocument/?output_format=md#return)󠁿

 bool True if this is a document type.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wordpress-aiclient-files-valueobjects-mimetype/isdocument/?output_format=md#source)󠁿

    ```php
    public function isDocument(): bool
    {
        return in_array($this->value, self::$documentTypes, \true);
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/php-ai-client/src/files/valueobjects/mimetype.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/php-ai-client/src/Files/ValueObjects/MimeType.php#L221)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Files/ValueObjects/MimeType.php#L221-L224)

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wordpress-aiclient-files-valueobjects-mimetype/isdocument/?output_format=md#changelog)󠁿

| Version | Description | 
| [0.1.0](https://developer.wordpress.org/reference/since/0.1.0/) | Introduced. |

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