WP_Customize_Nav_Menu_Setting::sanitize( array $value ): array|false|null

414	public function sanitize( $value ) {415		// Menu is marked for deletion.416		if ( false === $value ) {417			return $value;418		}419 420		// Invalid.421		if ( ! is_array( $value ) ) {422			return null;423		}424 425		$default = array(426			'name'        => '',427			'description' => '',428			'parent'      => 0,429			'auto_add'    => false,430		);431		$value   = array_merge( $default, $value );432		$value   = wp_array_slice_assoc( $value, array_keys( $default ) );433 434		$value['name']        = trim( esc_html( $value['name'] ) ); // This sanitization code is used in wp-admin/nav-menus.php.435		$value['description'] = sanitize_text_field( $value['description'] );436		$value['parent']      = max( 0, (int) $value['parent'] );437		$value['auto_add']    = ! empty( $value['auto_add'] );438 439		if ( '' === $value['name'] ) {440			$value['name'] = _x( '(unnamed)', 'Missing menu name.' );441		}442 443		/** This filter is documented in wp-includes/class-wp-customize-setting.php */444		return apply_filters( "customize_sanitize_{$this->id}", $value, $this );445	}