export declare class HtmlBuilder {
    getHtmlString(needDefaultMarkup?: boolean): string;
    private _currentElement;
    childElements: Array<Element | string>;
    callbacks: Array<(target: HtmlBuilder) => void>;
    isEmpty(): boolean;
    clear(): this;
    startChild(tagName: string, namespaceUri?: string): this;
    configure<T extends Element = HTMLElement>(config: (element: T) => void): this;
    addCallback(callback: (target: HtmlBuilder) => void): void;
    assignFrom(builder: HtmlBuilder | string): this;
    addElement(element: Element | string): this;
    addBreak(cssText?: string): this;
    endChild(tagName: string): this;
    private addDefaultMarkup;
}