Checks whether a value is a date
Syntax
ISDATE(value)
- value—The value, typically within a cell, to check
Sample usage
IF(ISDATE([Due Date]1), "Cell contains a date", "Cell doesn’t contain a date")
Usage notes
- This function is used inside of another function (e.g., IF, COUNTIF, or SUMIF), if used alone it returns #INVALID COLUMN VALUE.
Examples
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