WP_Query::is_author( int|string|int[]|string[] $author = '' )

Is the query for an existing author archive page?

Description

If the $author parameter is specified, this function will additionally check if the query is for one of the authors specified.

Parameters

$author

(int|string|int[]|string[]) (Optional) User ID, nickname, nicename, or array of such to check against.

Default value: ''

Return

(bool) Whether the query is for an existing author archive page.

Source

File: wp-includes/class-wp-query.php

public function is_author( $author = '' ) {
		if ( ! $this->is_author ) {
			return false;
		}

		if ( empty( $author ) ) {
			return true;
		}

		$author_obj = $this->get_queried_object();

		$author = array_map( 'strval', (array) $author );

		if ( in_array( (string) $author_obj->ID, $author, true ) ) {
			return true;
		} elseif ( in_array( $author_obj->nickname, $author, true ) ) {
			return true;
		} elseif ( in_array( $author_obj->user_nicename, $author, true ) ) {
			return true;
		}

		return false;
	}

Changelog

Version Description
3.1.0 Introduced.

© 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_query/is_author