gistered. True on success, false on failure.
 */
function wp_register_style( $handle, $src, $deps = array(), $ver = false, $media = 'all' ) {
	_wp_scripts_maybe_doing_it_wrong( __FUNCTION__ );

	return wp_styles()->add( $handle, $src, $deps, $ver, $media );
}

/**
 * Remove a registered stylesheet.
 *
 * @see WP_Dependencies::remove()
 *
 * @since 2.1.0
 *
 * @param string $handle Name of the stylesheet to be removed.
 */
function wp_deregister_style( $handle ) {
	_wp_scripts_maybe_doing_it_wrong( __FUNCTION__ );

	wp_styles()->remove( $handle );
}

/**
 * Enqueue a CSS stylesheet.
 *
 * Registers the style if source provided (does NOT overwrite) and enqueues.
 *
 * @see WP_Dependencies::add()
 * @see WP_Dependencies::enqueue()
 * @link https://www.w3.org/TR/CSS2/media.html#media-types List of CSS media types.
 *
 * @since 2.6.0
 *
 * @param string           $handle Name of the stylesheet. Should be unique.
 * @param string           $src    Full URL of the stylesheet, or path of the stylesheet relative to the WordPress root directory.
 *                                 Default empty.
 * @param array            $deps   Optional. An array of registered stylesheet handles this stylesheet depends on. Default empty array.
 * @param string|bool|null $ver    Optional. String specifying stylesheet version number, if it has one, which is added to the URL
 *                                 as a query string for cache busting purposes. If version is set to false, a version
 *                                 number is automatically added equal to current installed WordPress version.
 *                                 If set to null, no version is added.
 * @param string           $media  Optional. The media for which this stylesheet has been defined.
 *                                 Default 'all'. Accepts media types like 'all', 'print' and 'screen', or media queries like
 *                                 '(orientation: portrait)' and '(max-width: 640px)'.
 */
function wp_enqueue_style( $handle, $src = '', $deps = array(), $ver = false, $media = 'all' ) {
	_wp_scripts_maybe_doing_it_wrong( __FUNCTION__ );

	$wp_styles = wp_styles();

	if ( $src ) {
		$_handle = explode( '?', $handle );
		$wp_styles->add( $_handle[0], $src, $deps, $ver, $media );
	}
	$wp_styles->enqueue( $handle );
}

/**
 * Remove a previously enqueued CSS stylesheet.
 *
 * @see WP_Dependencies::dequeue()
 *
 * @since 3.1.0
 *
 * @param string $handle Name of the stylesheet to be removed.
 */
function wp_dequeue_style( $handle ) {
	_wp_scripts_maybe_doing_it_wrong( __FUNCTION__ );

	wp_styles()->dequeue( $handle );
}

/**
 * Check whether a CSS stylesheet has been added to the queue.
 *
 * @since 2.8.0
 *
 * @param string $handle Name of the stylesheet.
 * @param string $list   Optional. Status of the stylesheet to check. Default 'enqueued'.
 *                       Accepts 'enqueued', 'registered', 'queue', 'to_do', and 'done'.
 * @return bool Whether style is queued.
 */
function wp_style_is( $handle, $list = 'enqueued' ) {
	_wp_scripts_maybe_doing_it_wrong( __FUNCTION__ );

	return (bool) wp_styles()->query( $handle, $list );
}

/**
 * Add metadata to a CSS stylesheet.
 *
 * Works only if the stylesheet has already been added.
 *
 * Possible values for $key and $value:
 * 'conditional' string      Comments for IE 6, lte IE 7 etc.
 * 'rtl'         bool|string To declare an RTL stylesheet.
 * 'suffix'      string      Optional suffix, used in combination with RTL.
 * 'alt'         bool        For rel="alternate stylesheet".
 * 'title'       string      For preferred/alternate stylesheets.
 *
 * @see WP_Dependency::add_data()
 *
 * @since 3.6.0
 *
 * @param string $handle Name of the stylesheet.
 * @param string $key    Name of data point for which we're storing a value.
 *                       Accepts 'conditional', 'rtl' and 'suffix', 'alt' and 'title'.
 * @param mixed  $value  String containing the CSS data to be added.
 * @return bool True on success, false on failure.
 */
function wp_style_add_data( $handle, $key, $value ) {
	return wp_styles()->add_data( ntains the full class name (with namespace) of the
     * driver class to instantiate.
     *
     * Other (optional) parameters:
     *
     * <b>user (string)</b>:
     * The username to use when connecting.
     *
     * <b>password (string)</b>:
     * The password to use when connecting.
     *
     * <b>driverOptions (array)</b>:
     * Any additional driver-specific options for the driver. These are just passed
     * through to the driver.
     *
     * <b>wrapperClass</b>:
     * You may specify a custom wrapper class through the 'wrapperClass'
     * parameter but this class MUST inherit from Doctrine\DBAL\Connection.
     *
     * <b>driverClass</b>:
     * The driver class to use.
     *
     * @param Configuration|null $config       The configuration to use.
     * @param EventManager|null  $eventManager The event manager to use.
     * @psalm-param Params $params
     *
     * @psalm-return ($params is array{wrapperClass: class-string<T>} ? T : Connection)
     *
     * @throws Exception
     *
     * @template T of Connection
     */
    public static function getConnection(
        #[SensitiveParameter]
        array $params,
        ?Configuration $config = null,
        ?EventManager $eventManager = null
    ): Connection {
        // create default config and event manager, if not set
        $config       ??= new Configuration();
        $eventManager ??= new EventManager();
        $params         = self::parseDatabaseUrl($params);

        // URL support for PrimaryReplicaConnection
        if (isset($params['primary'])) {
            $params['primary'] = self::parseDatabaseUrl($params['primary']);
        }

        if (isset($params['replica'])) {
            foreach ($params['replica'] as $key => $replicaParams) {
                $params['replica'][$key] = self::parseDatabaseUrl($replicaParams);
            }
        }

        $driver = self::createDriver($params['driver'] ?? null, $params['driverClass'] ?? null);

        foreach ($config->getMiddlewares() as $middleware) {
            $driver = $middleware->wrap($driver);
        }

        $wrapperClass = $params['wrapperClass'] ?? Connection::class;
        if (! is_a($wrapperClass, Connection::class, true)) {
            throw Exception::invalidWrapperClass($wrapperClass);
        }

        return new $wrapperClass($params, $driver, $config, $eventManager);
    }

    /**
     * Returns the list of supported drivers.
     *
     * @return string[]
     * @psalm-return list<key-of<self::DRIVER_MAP>>
     */
    public static function getAvailableDrivers(): array
    {
        return array_keys(self::DRIVER_MAP);
    }

    /**
     * @throws Exception
     *
     * @psalm-assert key-of<self::DRIVER_MAP>|null $driver
     * @psalm-assert class-string<Driver>|null     $driverClass
     */
    private static function createDriver(?string $driver, ?string $driverClass): Driver
    {
        if ($driverClass === null) {
            if ($driver === null) {
                throw Exception::driverRequired();
            }

            if (! isset(self::DRIVER_MAP[$driver])) {
                throw Exception::unknownDriver($driver, array_keys(self::DRIVER_MAP));
            }

            $driverClass = self::DRIVER_MAP[$driver];
        } elseif (! is_a($driverClass, Driver::class, true)) {
            throw Exception::invalidDriverClass($driverClass);
        }

        return new $driverClass();
    }

    /**
     * Extracts parts from a database URL, if present, and returns an
     * updated list of parameters.
     *
     * @param mixed[] $params The list of parameters.
     * @psalm-param Params $params
     *
     * @return mixed[] A modified list of parameters with info from a database
     *                 URL extracted into indidivual parameter parts.
     * @psalm-return Params
     *
     * @throws Exception
     */
    private static function parseDatabaseUrl(
        #[SensitiveParameter]
        array $params
    ): array {
        if (! isset($params['url'])) {
            return $params;
        }

        Deprecation::trigger(
            'doctrine/dbal',
            'https://github.com/doctrine/dbal/pull/5843',
            'The "url" connection parameter is deprecated. Please use %s to parse a database url before calling %s.',
            DsnParser::class,
            self::class,
        );

        $parser = new DsnParser(self::$driverSchemeAliases);
        try {
            $parsedParams = $parser->parse($params['url']);
        } catch (MalformedDsnException $e) {
            throw new Exception('Malformed parameter "url".', 0, $e);
        }

        if (isset($parsedParams['driver'])) {
            // The requested driver from the URL scheme takes precedence
            // over the default custom driver from the connection parameters (if any).
            unset($params['driverClass']);
        }

        $params = array_merge($params, $parsedParams);

        // If a schemeless connection URL is given, we require a default driver or default custom driver
        // as connection parameter.
        if (! isset($params['driverClass']) && ! isset($params['driver'])) {
            throw Exception::driverRequired($params['url']);
        }

        return $params;
    }
}
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8" />
    <meta name="robots" content="noindex,nofollow,noarchive" />
    <title>An Error Occurred: Internal Server Error</title>
    <style>body { background-color: #fff; color: #222; font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; margin: 0; }
.container { margin: 30px; max-width: 600px; }
h1 { color: #dc3545; font-size: 24px; }
h2 { font-size: 18px; }</style>
</head>
<body>
<div class="container">
    <h1>Oops! An Error Occurred</h1>
    <h2>The server returned a "500 Internal Server Error".</h2>

    <p>
        Something is broken. Please let us know what you were doing when this error occurred.
        We will fix it as soon as possible. Sorry for any inconvenience caused.
    </p>
</div>
</body>
</html><!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8" />
    <meta name="robots" content="noindex,nofollow,noarchive" />
    <title>An Error Occurred: Internal Server Error</title>
    <style>body { background-color: #fff; color: #222; font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; margin: 0; }
.container { margin: 30px; max-width: 600px; }
h1 { color: #dc3545; font-size: 24px; }
h2 { font-size: 18px; }</style>
</head>
<body>
<div class="container">
    <h1>Oops! An Error Occurred</h1>
    <h2>The server returned a "500 Internal Server Error".</h2>

    <p>
        Something is broken. Please let us know what you were doing when this error occurred.
        We will fix it as soon as possible. Sorry for any inconvenience caused.
    </p>
</div>
</body>
</html>