Formula (Extended): $DATE Function
## Overview
Find the date for the specified year, month, and day.
## Syntax
```
$DATE(Year, Month, Day)
```
## Parameters
|Parameter|Type|Required|Description|
|:---|:---|:---|:---|
|Year|4-digit half-width numerical value|Required|Specify 1900 or higher. An error occurs if the number is less than 1900. An error occurs if the string is not a half-width numerical value. |
|Month|Half-width numerical value|Required|If a value other than 1 to 12 is entered, the past or future month is calculated using the input value. An error occurs if the string is not a half-width numerical value. A blank is considered to be 0. |
|Day|Half-width numerical value|Required|If a value other than 1 to 31 is entered, the past or future day is calculated using the input value. An error occurs if the string is not a half-width numerical value. A blank is considered to be 0. |
### Items Usable as Parameters
|Parameter|Classification|Numerical Value|Date|Description|Check|
|:---|:---|:---|:---|:---|:---|
|Year|Yes|Yes|No|Yes|No|
|Month|Yes|Yes|No|Yes|No|
|Day|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, administrator, person in charge)|Display return value. |
|Numerical Value (including workload, progress rate, remaining workload)|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 item name (display name)
### Formula
![image](https://pleasanter.org/binaries/9cf5b34d6749425ca0eb06cc97a9665d)
### Parameters
![image](https://pleasanter.org/binaries/57a30c8b0a984366871a1dc0f9418a1d)
### Calculation Result
Editor format: Year/Month/Date
![image](https://pleasanter.org/binaries/7728554e881242658b0e34777cd40031)
Editor format: Date and time (seconds)
![image](https://pleasanter.org/binaries/95ef092fbf114cb1a37ad906f9c715d9)
## Usage Example ②
When month is 0
### Parameters
![image](https://pleasanter.org/binaries/5d37fd7350ee4567b8cc8ef7802f9e5c)
### Calculation Result
![image](https://pleasanter.org/binaries/ad248b2a33514fed95cc4fbbb1b00dba)
## Usage Example ③
When day is a negative value
### Parameters
![image](https://pleasanter.org/binaries/574062e43ddd417e8aac978f6d1580ed)
### Calculation Result
![image](https://pleasanter.org/binaries/d6b0fb4718f54c2ea5a7d3bdd0cf6ed4)