Title: WP_Query::is_date
Published: April 25, 2014
Last modified: February 24, 2026

---

# WP_Query::is_date(): bool

## In this article

 * [Return](https://developer.wordpress.org/reference/classes/wp_query/is_date/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_query/is_date/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_query/is_date/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_query/is_date/?output_format=md#changelog)

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

Determines whether the query is for an existing date archive.

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

 bool Whether the query is for an existing date archive.

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

    ```php
    public function is_date() {
    	return (bool) $this->is_date;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wp-query.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/class-wp-query.php#L4417)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/class-wp-query.php#L4417-L4419)

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

| Used by | Description | 
| [is_date()](https://developer.wordpress.org/reference/functions/is_date/)`wp-includes/query.php` |

Determines whether the query is for an existing date archive.

  |

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

| Version | Description | 
| [3.1.0](https://developer.wordpress.org/reference/since/3.1.0/) | Introduced. |

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