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;
	}

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Changelog

Changelog
Version Description
3.1.0 Introduced.