# WORKDAY.INTL

datetime · from excel · excel: not yet compared · sheets: not yet compared

adds business days with custom weekend

## signature

```
WORKDAY.INTL(start_date, days, [weekend], [holidays])
```

returns: `number (date serial)`

## arguments

- start_date: number — required
- days: number — required
- weekend: any — optional, defaults to 1
- holidays: any — optional

## examples

formula and result, asserted in the engine test suite.

| formula | result | with |
| --- | --- | --- |
| `=WORKDAY.INTL(DATE(2012,1,1), 90, 11)` | `41013` | — |
| `=WORKDAY.INTL(A1, B1, "0000011", H1:H10)` | `12` | A1=10, B1=2, H1=2, H2=4 |

## related

- [DATE](https://deepcalc.com/functions/date.md) — creates date from year, month, day
- [DATEDIF](https://deepcalc.com/functions/datedif.md) — calculates difference between two dates
- [DATEVALUE](https://deepcalc.com/functions/datevalue.md) — converts date text to serial number
- [DAY](https://deepcalc.com/functions/day.md) — returns day of month from date
- [DAYS](https://deepcalc.com/functions/days.md) — returns number of days between two dates
- [DAYS360](https://deepcalc.com/functions/days360.md) — returns days between dates on 360-day year
- [EDATE](https://deepcalc.com/functions/edate.md) — returns date shifted by given months
- [EOMONTH](https://deepcalc.com/functions/eomonth.md) — returns last day of month after offset

## navigate

- [all datetime functions](https://deepcalc.com/functions/datetime-functions.md)
- [function index](https://deepcalc.com/functions.md) — all 600 functions
- [error values](https://deepcalc.com/errors.md) · [concepts](https://deepcalc.com/concepts.md) · [limits](https://deepcalc.com/limits.md)
- [everything in one file](https://deepcalc.com/llms-full.txt)

source: https://deepcalc.com/functions/workday-intl