## GetNearestHalfHour(minutes)

##### Last updated March 10, 2003

**Version:** 1 |
**Requires:** CF5 |
**Library:** DateLib

**Description:**

We needed a short bit of code to give the nearest half-hour based on 15 minute intervals. This does the trick.

**Return Values:**

Returns a numeric value.

**Example:**

```
<cfset Minutes = Minute(Now())>
<cfoutput>
Current minutes past the hour: #Minutes#<br>
Nearest Half Hour: #GetHalfHour(minutes)#
</cfoutput>
```

**Parameters:**

Name | Description | Required |
---|---|---|

minutes | Number of minutes past the hou for which you want to calculate the nearest half hour. | Yes |

**Full UDF Source: **

```
/**
* Returns the nearest half hour based on minutes of the hour supplied to the function.
*
* @param minutes Number of minutes past the hou for which you want to calculate the nearest half hour. (Required)
* @return Returns a numeric value.
* @author Jason Smith (jason@inwebsys.net)
* @version 1, March 10, 2003
*/
function GetHalfHour(minutes) {
var min_diff = abs(30 - minutes);
var half_hour = 0;
if (minutes lte 30) {
if (min_diff gte 15) { half_hour = "00"; }
else { half_hour = "30"; }
}
else if (minutes gt 30) {
if (min_diff gte 15) { half_hour = "00"; }
else { half_hour = "30"; }
}
return half_hour;
}
```

### Search CFLib.org

### Latest Additions

Raymond Camden added

QueryDeleteRows

November 04, 2017

Leigh added

nullPad

May 11, 2016

Raymond Camden added

stripHTML

May 10, 2016

Kevin Cotton added

date2ExcelDate

May 05, 2016

Raymond Camden added

CapFirst

April 25, 2016