export { getFirstElement, getFirstKey, assignCamelCase, assignMap, assignData };
export interface IAssignOption {
    override?: boolean;
    keepDest?: boolean;
    excepts?: string[] | string;
    attributes?: string[] | string;
    stripNull?: boolean;
    prefix?: string;
}
export interface IObject {
    [key: string]: any;
}
/**
 * Get First element of object
 *
 * @param  {Object} obj Object data
 * @return {any}        Element data
 */
declare function getFirstElement(obj: object): any;
/**
 * Get first key of object
 *
 * @param  {Object} obj Object data
 * @return {string}     Object key
 */
declare function getFirstKey(obj: object): string;
export declare function stripObject(input: object, emptyValues?: any[]): object;
/**
 * Binds underline data to model
 *
 * @param  {Object} dest   Destination model object
 * @param  {Object} src    Source model object
 * @param  {Object} opts   Overide if target value is null
 */
export declare function assignSnakeCase<T = IObject>(dest: T, src: object, opts?: IAssignOption): T;
/**
 * Binds data to model with attibute key mapping
 *
 * @param  {Object}        dest           Destination model object
 * @param  {Object}        src            Source model object
 * @param  {Array<string>} attributeKeys  Attribute keys
 * @param  {boolean}       opts           Overide if target value is null
 */
declare function assignMap<T = IObject>(dest: T, src: IObject, attributeKeys: string[], opts?: IAssignOption): T;
/**
 * Assign mapping camel case
 *
 * @param  {Object} dest   Destination model object
 * @param  {Object} src    Source model object
 * @param {boolean} opts Overide if target value is null
 */
declare function assignCamelCase<T = IObject>(dest: T, src: T, opts?: IAssignOption): T;
/**
 * Binds data to model
 *
 * @param {Object}         dest Destination model object
 * @param {Object}         src  Source model object
 * @param {IAssignOption}  opts Overide if target value is null
 */
declare function assignData<T = IObject>(dest: T, src: T, options?: IAssignOption): T;
export declare function applyAssignOptions(opts: any): IAssignOption;
export declare function getObjectValue<T>(obj: object, key: string, isStrict?: boolean): T;
export declare function deepCamelCaseObject(src: object): {
    [key: string]: any;
};
export declare function camelCaseObject<T = IObject>(src: IObject): T;
export declare function snakeCaseObject<T = IObject>(src: IObject): T;