import { Signal, Getter } from '../reactive';
type Child = Node | string | number | boolean | null | undefined | Signal<any> | Getter<any> | any[];
type Props = Record<string, any>;
/**
 * Create an HTML element with the given tag name, props, and children
 */
export declare function h(tag: string, props?: Props, ...children: Child[]): HTMLElement;
/**
 * Mount a component to a DOM element
 */
export declare function mount(component: () => any, container: HTMLElement): any;
/**
 * Query selector helper that returns an element
 */
export declare function query(selector: string): HTMLElement | null;
/**
 * Query selector that returns multiple elements
 */
export declare function queryAll(selector: string): HTMLElement[];
/**
 * Creates a container element and initializes the app inside it
 */
export declare function createApp(rootComponent: () => any, containerSelector?: string): void;
export {};