# ISREF

Spread for WinForms provides advanced software components that support Excel import/export, full cell customization, an extensive calculation engine with over 450 functions and more, all with zero dependencies on Excel.

## Content



This function, Is Reference, tests whether a value, an expression, or contents of a referenced cell is a reference to another cell.

## Syntax

ISREF(*cellreference*)
ISREF(*value*)
ISREF(*expression*)

## Arguments

Specify a cell reference, a numeric or text value, or an expression for the argument.

## Remarks

Use this function to test the contents of a cell, a numeric or text value directly, or a function or expression.
If the argument is a reference, this function returns TRUE. If the argument is not a reference, this function returns FALSE.

## Data Types

Accepts any data type for an argument. Returns Boolean (TRUE or FALSE) data.

## Examples

`ISREF(B3)` gives the result TRUE
`ISREF(R1C2)` gives the result TRUE
`ISREF(12)` gives the result FALSE

## Version Available

This function is available in product version 1.0 or later.

## See Also

[ISBLANK](/spreadnet/docs/latest/online-formula/formulas-functionsall/formulas-functsFtoK/FunctionISBLANK) \| [Information Functions](/spreadnet/docs/latest/online-formula/formulas-overview/formulas-functs/formulas-functtypes/formulas-functsinfo)