export declare function getKeys(obj: Object): string[];
export declare function getKeyOfValue(obj: Object, value: any): string;
export declare function getKeysOfValue(obj: Object, value: any): string[];
declare var _default: {
    getKeys: (obj: Object) => string[];
    getKeyOfValue: (obj: Object, value: any) => string;
    getKeysOfValue: (obj: Object, value: any) => string[];
};
export default _default;