How it works
Count Monday–Friday in [start,end), excluding unique dates from the entered holiday set. Weekend holidays are not counted twice.
Input definitions
- Start date (included)
- A complete Gregorian calendar date.
- End date (excluded)
- A complete Gregorian calendar date.
- Holiday dates, one YYYY-MM-DD per line
- Plain text; maximum 200,000 characters.
A worked example
- Start date (included)
- 2026-12-21
- End date (excluded)
- 2026-12-29
- Holiday dates, one YYYY-MM-DD per line
- 2026-12-25
Assumptions & limits
Monday–Friday working week, Gregorian dates and end-exclusive counting. Enter observed closure dates explicitly.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-17. Content checked against the stated method and examples. Our verification approach.
Common questions
Are public holidays automatically downloaded for my country?
No. Enter your organization’s holiday and closure dates. Duplicate dates are removed, and a holiday already on a weekend does not subtract another working day.
How does Business days with an entered holiday list work?
Count Monday–Friday in [start,end), excluding unique dates from the entered holiday set. Weekend holidays are not counted twice.
What are the limits of Business days with an entered holiday list?
Monday–Friday working week, Gregorian dates and end-exclusive counting. Enter observed closure dates explicitly.