Formula (Extended): $HOUR Function
## Overview
Find the number of hours for a specified date.
## Syntax
```
$HOUR(Date)
```
## Parameters
|Parameter|Type|Required|Description|
|:---|:---|:---|:---|
|Date|Date or date string in yyyy/mm/dd or yyyy/mm/dd hh:MM:ss format|Required|Auto-completes to "00:00:00" for yyyy/mm/dd format. |
### Column Usable as Parameters
|Parameter|Classification|Numerical Value|Date|Description|Check|
|:---|:---|:---|:---|:---|:---|
|Date|Yes|No|Yes|Yes|No|
## Return Value
Number of hours (0 to 23).
### Return Value Display Content
|Target|Display Content of Return Value|
|:---|:---|
|Classification (including title, status, manager, owner)|Display return value. In the case of a drop-down list with values, the options that match the return value are displayed. |
|Numerical Value (including work volume, progression rate, remaining work volume)|Display return value. |
|Date (including start and completion)|Do not display. |
|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/58588ff002c8404595dca0567f52a35f)
### Parameters
![image](https://pleasanter.org/binaries/2881cf52c78a44489c46a6b5a4dadd9d)
### Calculation Result
![image](https://pleasanter.org/binaries/0962f691808642e18312150f2743d848)