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is_404 › WordPress Function

Since1.5.0
Deprecatedn/a
› is_404 ( No parameters )
Returns:
  • (bool) Whether the query is a 404 error.
Defined at:
Codex:

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

For more information on this and similar theme functions, check out the {@link Conditional Tags} article in the Theme Developer Handbook.


Related Functions: is_day, is_rtl, is_ssl, is_tag, is_tax

Source 

function is_404() {
	global $wp_query;

	if ( ! isset( $wp_query ) ) {
		_doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1.0' );
		return false;
	}

	return $wp_query->is_404();
}