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Google Sheets

ISDATE function in Google Sheets

Returns whether a value is a date.

=ISDATE(value)

ISDATE syntax and parameters

One argument, one required.

  • valueanyRequired

ISDATE examples

Formulas you'll actually reuse.

  1. Is the ship-date cell something Sheets can read as a date?

    =ISDATE(D2)

    ResultTRUE

  2. How many rows have an unusable date:

    =SUMPRODUCT(--NOT(ISDATE(D2:D200)))

    Result3

ISDATE in Excel

No direct equivalent — here's the way around.

Try ISDATE in the playground

Edit the example — nothing to install.

Preloaded with the ISDATE formula from Example 1 — change anything and watch it respond.

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