# CFLib.org – Common Function Library Project

## RoundIt(num, digits)

##### Last updated November 15, 2001

Version: 2 | Requires: CF5 | Library: MathLib

Description:
RoundIt will round any number to a specific decimal point.

Return Values:
Returns a rounded number.

Example:

``````<cfset InfiniteRepeater = Evaluate(2/3)>

<cfoutput>
Ugly Number: #InfiniteRepeater#<br>
Rounded:  #RoundIt(InfiniteRepeater,5)#
</cfoutput>``````

Parameters:

Name Description Required
num The number to be rounded. Yes
digits The number of decimal places to round to. Yes

Full UDF Source:

``````/**
* RoundIt will round any number to a specific decimal point.
* Original UDF by Simon Horwith (shorwith@figleaf.com)
*
* @param num 	 The number to be rounded.
* @param digits 	 The number of decimal places to round to.
* @return Returns a rounded number.
* @author Sierra Bufe (sierra@brighterfusion.com)
* @version 2, November 15, 2001
*/
function RoundIt(num,digits) {
var i = num;
// multiply by 10 to the power of the number of digits to be preserved
i = i * (10 ^ digits);
// round off to an integer
i = Round(i);
// divide by 10 to the power of the number of digits to be preserved
i = i / (10 ^ digits);
// return the result
return i;
}``````
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