import { HaloItemRole } from '../types/HaloTypes';
export declare const DateTimeFormat = "YYYY/MM/DD HH:mm:ss";
export declare const DateFormat = "YYYY/MM/DD";
export declare const TimeFormat = "HH:mm:ss";
export type TranslaterFunction = (a: string) => string;
export type StringFormatter = (value: string) => string;
interface NamedObject {
    name: string;
}
export declare function camelToWords(name: string): string;
export declare function toBool(value: unknown): boolean | undefined;
export declare function toBoolDefault(value: unknown, defaultValue?: boolean): boolean;
export declare function toDate(value: unknown, format?: string): Date | undefined;
export interface Time {
    hour: number;
    minute: number;
    second: number;
    millisecond: number;
}
export declare function instanceOfTime(obj: unknown): obj is Time;
export declare function msToTime(value: number): Time | undefined;
export declare function secondsToTime(value: number): Time | undefined;
export declare function stringToTime(value: string, format?: string): Time | undefined;
export declare function dateToNumber(value?: Date | number | string | null, format?: string): number | undefined;
export declare function timeToString(value: unknown, format?: string): string | undefined;
export declare function dateToString(value: unknown, format?: string): string | undefined;
export declare function dateTimeToString(value: unknown, format?: string): string | undefined;
export declare function formatTimespan(value?: string): string | undefined;
export declare function appendParamsToUrl(url: string, args: string | Record<string, any> | Array<string | Record<string, any>>, replaceDuplicates?: boolean): string;
export declare function convertTo(value: unknown, dataType?: string, roles?: HaloItemRole | Array<HaloItemRole>): unknown;
export declare function defaultValue(dataType?: string): any;
export declare function timestamp(): string;
export declare function toViewModel(data?: Record<string, any>, names?: Array<string | NamedObject>): Record<string, any>;
export declare function addDays(value: string, days: number): string;
export declare function firstDayOfMonth(year?: number, month?: number): Date;
export declare function lastDayOfMonth(year?: number, month?: number): Date;
export declare function stringToArray(value: string, excludeBlank?: boolean, uniquify?: boolean): Array<string>;
export declare function linesToArray(value: string, excludeBlank?: boolean, uniquify?: boolean): Array<string>;
export declare function validateEmail(data: string): boolean;
export declare function convertPercentValue(data: any, limit?: boolean): number | undefined;
export declare function isNullOrWhiteSpace(str: string): boolean;
export declare function onNullOrWhiteSpace(str: string, defaultStr: string): string;
export {};