export declare class URI {
    /**
     * Function: sanitize
     * Returns a sanitized string, typically for URLs.
     *
     * Parameters:
     *     $string - The string to sanitize.
     *     $force_lowercase - Force the string to lowercase?
     */
    static sanitize(string: any, force_lowercase?: boolean): any;
    static isURI(uri: string): boolean;
}