Formula (Extended): $ISEVEN Function
## Overview
Return true if the argument is an even number.
## Syntax
```
$ISEVEN(Numerical Value)
```
## Parameters
|Parameter|Type|Required|Description|
|:---|:---|:---|:---|
|Numerical Value|Half-width numerical value|Required|Error if non-half-width numerical value|
### Column Usable as Parameters
|Parameter|Classification|Numerical Value|Date|Description|Check|
|:---|:---|:---|:---|:---|:---|
|Numerical value|Yes|Yes|No|Yes|No|
## Return Value
True if the argument is an even number. False, otherwise.
### Return Value for Target Column
|Target|Return Value|
|:---|:---|
|Classification (including title, status, manager, owner)|Display the string "True" or "False"|
|Numerical Value (including work volume, progression rate, remaining work volume)|Do not display|
|Date (including start and completion)|Do not display|
|Description (including content)|Display the string "True" or "False"|
|Check (including lock)|Check ON if true, check OFF if false|
## Usage Example ①
Specify parameters by screen column name (name displayed)
### Formula
![image](https://pleasanter.org/binaries/1e3ab173d9c046649314790034fb2091)
### Parameters
![image](https://pleasanter.org/binaries/fa7118c6e1a44946ae2f01e4728c7ed6)
### Calculation Result
![image](https://pleasanter.org/binaries/73d8ad5540b44a569d806dbec0701c61)