CFLib.org – Common Function Library Project

Description:
Calculates the surface area of a sphere.

Return Values:
Returns a simple value.

Example:

<CFSET radius=4>
  <CFOUTPUT>
  Given: radius = #radius#<BR>
  The surface area of the sphere is #SurfaceAreaSphere(radius)#
  </CFOUTPUT>

Parameters:

Full UDF Source:

/**
 * Calculates the surface area of a sphere.
 * 
 * @param radius      1/2 the diameter of the sphere. 
 * @return Returns a simple value. 
 * @author Rob Brooks-Bilson (rbils@amkor.com) 
 * @version 1.0, July 18, 2001 
 */
function SurfaceAreaSphere(radius)
{
  Return (4 * Pi() * radius^2);
}