export declare function isHttp(input?: string): boolean;
export declare const isNilOrEmptyObject: (value: any, options?: {
    ignoreHash?: boolean;
}) => boolean;
export declare const isUndefinedOrEmptyObject: (value: any, options?: {
    ignoreHash?: boolean;
}) => boolean;
export declare const isEmptyObject: (value: any, options?: {
    ignoreHash?: boolean;
}) => boolean;