How to use the DATEDIF function
The DATEDIF function returns the number of days, months, or years between two dates. The DATEDIF function exists in order to ensure compatibility with Louts 1-2-3.
Be careful with this function, there are cases where the DATEDIF may return unreliable results.
Formula in cell D3:
Formula in cell D4:
Formula in cell D5:
Formula in cell D6:
Formula in cell D7:
Excel Function Syntax
DATEDIF(start_date,end_date,unit)
Note, this function shows no arguments in the formula bar.
Arguments
| start_date | Required. The beginning date of the range you want to calculate. |
| end_date | Required. The ending date of the period. |
| unit | Required. This determines what the function returns. See table below. |
| Unit | Output |
| "Y" | Complete years in the range. |
| "M" | Complete months in the range. |
| "D" | Days in the range. |
| "MD" | Months and years of the dates are ignored. Don't use this argument, may return incorrect results. |
| "YM" | Returns months. Days and years of the date arguments are ignored. |
| "YD" | Returns days. The years of the date arguments are ignored. |
Comments
Don't use the "MD" argument.
This extensive function reference list provides detailed information including syntax, arguments, return values, and examples for many of the functions used in Excel formulas. Click on headers to sort table.
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