Formula (Extended): $EOMONTH Function
## Overview
Calculate the last day of the month before or after the specified number of months from the start date.
## Syntax
```
$EOMONTH(Start Date, Month)
```
## Parameters
|Parameter|Type|Required|Description|
|:---|:---|:---|:---|
|Start Date|Date or date string in yyyy/mm/d format|Required||
|Month|Half-width numerical value|Required|If a positive number is specified, a date after the start date is returned, and if a negative number is specified, a date before the start date is returned|
### Column Usable as Parameters
|Parameter|Classification|Numerical Value|Date|Description|Check|
|:---|:---|:---|:---|:---|:---|
|Start date|Yes|No|Yes|Yes|No|
|Month|Yes|Yes|No|Yes|No|
## Return Value
Date in yyyy/mm/dd format.
### Return Value Display Content
|Target|Display Content of Return Value|
|:---|:---|
|Classification (including title, status, manager, owner)|Display return value. |
|Numerical Value (including work volume, progression rate, remaining work volume)|Do not display. |
|Date (including start and completion)|Display return value. If the editor format is "Date and time (minutes)" or "Date and time (seconds)", 00:00:00 will be automatically completed. |
|Description (including content)|Display return value. |
|Check (including lock)|Do not display. |
## Usage Example ①
Specify parameters by screen column name (name displayed)
### Formula
![image](https://pleasanter.org/binaries/584a9ee5c70d498eb1e79076e0e4760e)
### Parameters
![image](https://pleasanter.org/binaries/95da73396b694643aa6f0f21b2667172)
### Calculation Result
![image](https://pleasanter.org/binaries/720a13de77a147c7a2620d861ac94850)