export type AllowedHTMLTags = 'span' | 'p' | 'a' | 'b' | 'i' | 'div' | 'strong' | 'em' | 'u' | 'br' | 'h1' | 'h2' | 'h3' | 'h4' | 'h5' | 'h6' | 'ul' | 'ol' | 'li' | 'blockquote' | 'code' | 'pre' | 'img';
export declare function sanitizeHTML(htmlString: string): string;