# Documentation/How Tos/Calc: ISFORMULA function

From Apache OpenOffice Wiki

## ISFORMULA

Tests if a cell contains a formula.

### Syntax:

**ISFORMULA(cell)**

- Returns
if**TRUE**contains a formula and**cell**otherwise.**FALSE**

### Example:

**ISFORMULA(C4)**

- where C4 contains
returns**=SQRT(4)**.**TRUE**

**ISFORMULA(C5)**

- where C5 contains
returns**2**.**FALSE**