/**
 * Removes a leading slash (`/`) from a given URL or path string if it exists.
 *
 * - If the string starts with a slash, it is removed.
 * - If the string does not start with a slash, it is returned unchanged.
 * - If the string is empty, an empty string is returned.
 *
 * @param url - The URL or path to normalize.
 * @returns The string without a leading slash.
 *
 * @example
 * removeLeadingSlash('/about');  // "about"
 * removeLeadingSlash('about');   // "about"
 * removeLeadingSlash('');        // ""
 */
export declare function removeLeadingSlash(url: string): string;
//# sourceMappingURL=remove-leading-slash.d.ts.map