export {}; declare global { interface Date { begin(): Date; end(): Date; addMiliseconds(miliseconds: number): Date; addHours(hours: number): Date; addDays(days: number): Date; addMonths(months: number): Date; toFormat(format: string): string; } interface DateConstructor { equal(date1: any, date2: any): boolean; parseFrom(value: any, format: string): Date; isDate(value: any): boolean; toFormat(value: any, format: string): string; addMiliseconds(value: any, miliseconds: number): Date; addHours(value: any, hours: number): Date; addDays(value: any, days: number): Date; addMonths(value: any, months: number): Date; begin(value: any): Date; end(value: any): Date; } }