IF + LEN (input validation) Function in Excel: Syntax, Examples and Free Practice
IF + LEN (input validation) is an Excel Logical function. Checks whether a piece of text is exactly the expected length, useful for validating codes or phone numbers.
IF + LEN (input validation) syntax
Arguments
cell: Text to check
When to use IF + LEN (input validation)
Flagging phone numbers that don't have the expected 10 digits.
Practice IF + LEN (input validation) online, free
Open the live Excel-style spreadsheet and try IF + LEN (input validation) yourself. No Excel install or sign-up needed to start.
Practice IF + LEN (input validation) now →More Logical functions
- IF + AND
- Nested IF
- Nested IF (3 levels)
- IF + AND + OR (combined)
- IFS + AND
- IF + ISERROR
- IF + ISBLANK
- IF + OR
- IF + ISNUMBER
- IF + TODAY
- IF + VLOOKUP (conditional lookup)
- Nested IF + VLOOKUP (tiered lookup)
- VLOOKUP + ISERROR (existence check)
Frequently asked questions
What does the IF + LEN (input validation) function do in Excel?
Checks whether a piece of text is exactly the expected length, useful for validating codes or phone numbers.
What is the syntax of IF + LEN (input validation) in Excel?
The syntax is =IF(LEN(cell)=10, "Valid", "Check Length"). cell: Text to check.
Where can I practice IF + LEN (input validation) online for free?
Open the free live spreadsheet on Cellgrids and try IF + LEN (input validation) yourself. No Excel install is needed and you can start without signing up.
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