CFLib.org – CircumferenceCircle

CircumferenceCircle(radius)

Last updated July 17, 2001

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author

Rob Brooks-Bilson
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Version: 1 | Requires: ColdFusion 5 | Library: MathLib

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Description:
Calculates the circumference of a circle based on the radius.

Return Values:
Returns a simple value

Example:

view plain print about

<CFSET radius=4>
  <CFOUTPUT>
  Given: radius = #radius#
  The circumference of the circle is #CircumferenceCircle(radius)#
  </CFOUTPUT>

<CFSET radius=4>
  <CFOUTPUT>
  Given: radius = #radius#
  The circumference of the circle is #CircumferenceCircle(radius)#
  </CFOUTPUT>

Parameters:

Name	Description	Required
radius	1/2 the diameter of the circle.	Yes

Full UDF Source:

	
	
			
			
			
				
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				ColdFISH is developed by Jason Delmore.  Source code and license information available at coldfish.riaforge.org.  Version 3.1.1
				
			<cfscript>
/**
 * Calculates the circumference of a circle
 * 
 * @param radius 	 1/2 the diameter of the circle. 
 * @return Returns a simple value 
 * @author Rob Brooks-Bilson (&#114;&#98;&#105;&#108;&#115;&#64;&#97;&#109;&#107;&#111;&#114;&#46;&#99;&#111;&#109;) 
 * @version 1.0, July 17, 2001 
 */
function CircumferenceCircle(radius)
{
  Return (2*PI()*radius);
}
</cfscript>
		<cfscript>
/**
 * Calculates the circumference of a circle
 * 
 * @param radius      1/2 the diameter of the circle. 
 * @return Returns a simple value 
 * @author Rob Brooks-Bilson (rbils@amkor.com) 
 * @version 1.0, July 17, 2001 
 */
function CircumferenceCircle(radius)
{
  Return (2*PI()*radius);
}
</cfscript>