ons[ $option_group ] ) ) {
		$pos = array_search( $option_name, (array) $new_allowed_options[ $option_group ], true );
	}

	if ( false !== $pos ) {
		unset( $new_allowed_options[ $option_group ][ $pos ] );
	}

	if ( '' !== $deprecated ) {
		_deprecated_argument(
			__FUNCTION__,
			'4.7.0',
			sprintf(
				/* translators: 1: $sanitize_callback, 2: register_setting() */
				__( '%1$s is deprecated. The callback from %2$s is used instead.' ),
				'<code>$sanitize_callback</code>',
				'<code>register_setting()</code>'
			)
		);
		remove_filter( "sanitize_option_{$option_name}", $deprecated );
	}

	if ( isset( $wp_registered_settings[ $option_name ] ) ) {
		// Remove the sanitize callback if one was set during registration.
		if ( ! empty( $wp_registered_settings[ $option_name ]['sanitize_callback'] ) ) {
			remove_filter( "sanitize_option_{$option_name}", $wp_registered_settings[ $option_name ]['sanitize_callback'] );
		}

		// Remove the default filter if a default was provided during registration.
		if ( array_key_exists( 'default', $wp_registered_settings[ $option_name ] ) ) {
			remove_filter( "default_option_{$option_name}", 'filter_default_option', 10 );
		}

		/**
		 * Fires immediately before the setting is unregistered and after its filters have been removed.
		 *
		 * @since 5.5.0
		 *
		 * @param string $option_group Setting group.
		 * @param string $option_name  Setting name.
		 */
		do_action( 'unregister_setting', $option_group, $option_name );

		unset( $wp_registered_settings[ $option_name ] );
	}
}

/**
 * Retrieves an array of registered settings.
 *
 * @since 4.7.0
 *
 * @global array $wp_registered_settings
 *
 * @return array List of registered settings, keyed by option name.
 */
function get_registered_settings() {
	global $wp_registered_settings;

	if ( ! is_array( $wp_registered_settings ) ) {
		return array();
	}

	return $wp_registered_settings;
}

/**
 * Filters the default value for the option.
 *
 * For settings which register a default setting in `register_setting()`, this
 * function is added as a filter to `default_option_{$option}`.
 *
 * @since 4.7.0
 *
 * @param mixed  $default_value  Existing default value to return.
 * @param string $option         Option name.
 * @param bool   $passed_default Was `get_option()` passed a default value?
 * @return mixed Filtered default value.
 */
function filter_default_option( $default_value, $option, $passed_default ) {
	if ( $passed_default ) {
		return $default_value;
	}

	$registered = get_registered_settings();
	if ( empty( $registered[ $option ] ) ) {
		return $default_value;
	}

	return $registered[ $option ]['default'];
}

/**
 * Returns the values that trigger autoloading from the options table.
 *
 * @since 6.6.0
 *
 * @return string[] The values that trigger autoloading.
 */
function wp_autoload_values_to_autoload() {
	$autoload_values = array( 'yes', 'on', 'auto-on', 'auto' );

	/**
	 * Filters the autoload values that should be considered for autoloading from the options table.
	 *
	 * The filter can only be used to remove autoload values from the default list.
	 *
	 * @since 6.6.0
	 *
	 * @param string[] $autoload_values Autoload values used to autoload option.
	 *                               Default list contains 'yes', 'on', 'auto-on', and 'auto'.
	 */
	$filtered_values = apply_filters( 'wp_autoload_values_to_autoload', $autoload_values );

	return array_intersect( $filtered_values, $autoload_values );
}