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YEARFRAC

Returns the year fraction representing the number of whole days between start_date and end_date

Syntax

YEARFRAC(start_date, end_date, [basis])

Parameters

  • start_date: Required. The start date
  • end_date: Required. The end date
  • basis: Optional. The type of day count basis to use (0=US 30/360, 1=Actual/actual, 2=Actual/360, 3=Actual/365, 4=European 30/360)

Example

=YEARFRAC("1/1/2024", "6/30/2024", 0)
Returns: NumberSince: Excel 2003