What does inclusive mean for dates? Inclusive vs exclusive counting
Inclusive dates count the stated endpoints. See the inclusive-days formula, all four start/end combinations, and quick checks for off-by-one errors.
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Understand the rule behind the result
Practical explanations of boundaries, weekdays, weekends, and calendar arithmetic for ordinary deadlines.
What counts as a business day?
Separate the common Monday-to-Friday shortcut from holidays, local calendars, cutoff times, and contract-specific definitions.
Read articleCalendar days or business days: choose before calculating
A practical way to translate deadline wording into a reproducible date calculation without mixing elapsed days and weekdays.
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