*                      corresponding value must either be a string to provide as value for the directive or a
	 *                      boolean `true` if it is a boolean directive, i.e. without a value.
	 */
	$robots = apply_filters( 'wp_robots', array() );

	$robots_strings = array();
	foreach ( $robots as $directive => $value ) {
		if ( is_string( $value ) ) {
			// If a string value, include it as