/// <reference types="svelte" />
/**
 * Returns HTML for a server rendered Svelte app.
 * @template {import('svelte').Component<any, any>} TComponent
 * @param {TComponent} App Svelte component that is root of app.
 * @param {import('svelte').ComponentProps<TComponent>} props Props passed to root component.
 * @return {string} HTML for the server rendered app.
 */
export function render<TComponent extends import("svelte").Component<any, any, string>>(App: TComponent, props: import("svelte").ComponentProps<TComponent>): string;