WP_Query::is_404()

Is the query a 404 (returns no results)?

Return

(bool) Whether the query is a 404 error.

Source

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

public function is_404() {
		return (bool) $this->is_404;
	}

Used By

Used By Description
wp-includes/query.php: is_404()

Determines whether the query has resulted in a 404 (returns no results).

Changelog

Version Description
3.1.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_query/is_404