user_admin_url()

user_admin_url( string $path = '', string $scheme = 'admin' ): string

function user_admin_url( $path = '', $scheme = 'admin' ) {
	$url = network_site_url( 'wp-admin/user/', $scheme );

	if ( $path && is_string( $path ) ) {
		$url .= ltrim( $path, '/' );
	}

	/**
	 * Filters the user admin URL for the current user.
	 *
	 * @since 3.1.0
	 * @since 5.8.0 The `$scheme` parameter was added.
	 *
	 * @param string      $url    The complete URL including scheme and path.
	 * @param string      $path   Path relative to the URL. Blank string if
	 *                            no path is specified.
	 * @param string|null $scheme The scheme to use. Accepts 'http', 'https',
	 *                            'admin', or null. Default is 'admin', which obeys force_ssl_admin() and is_ssl().
	 */
	return apply_filters( 'user_admin_url', $url, $path, $scheme );
}