CFLib.org – Common Function Library Project

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:

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;
}