/**
 * Capitalize first letter of a string and lowercase the rest.
 */
export declare const capitalizeFirst: (str: string) => string;
/**
 * Strip text between '<' and '>' from string.
 */
export declare const removeTags: (str: string) => string;
export declare const escapeHtmlAttributes: (str: string) => string;
export declare const slugify: (str: string) => string;
export declare const escapeScriptTags: (str: string) => string;
export declare const truncate: (str: string, maxLen: number, ellipsis?: string) => string;
export declare const defaultIfEmpty: (str: string, fallback: string) => string;