do_action_ref_array( 'set_404', WP_Query $query )

Parameters

$queryWP_Query

The WP_Query instance (passed by reference).

Fired at · 1

• wp-includes/class-wp-query.php:1819WP_Query::set_404()

Source

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1813		 * Fires after a 404 is triggered.1814		 *1815		 * @since 5.5.01816		 *1817		 * @param WP_Query $query The WP_Query instance (passed by reference).1818		 */1819		do_action_ref_array( 'set_404', array( $this ) );1820	}1821 1822	/**1823	 * Retrieves the value of a query variable.1824	 *1825	 * @since 1.5.0

History

Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.

1. 6.7.7
2. 6.8.8
3. 6.9.7
4. 7.0.4
5. 7.1.0

Signature, return type and hooks compared across 5 parsed releases.

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