CFLib.org – AreaEllipse

AreaEllipse(radius1, radius2)

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 area of an ellipse based on the vertical and horizontal radii.

Return Values:
Returns the area of the ellipse.

Example:

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<CFSET radius1=4>
  <CFSET radius2=6>
  <CFOUTPUT>
  Given:
  <UL>
  <LI>radius1=#radius1#
  <LI>radius2=#radius2#
  </UL>
  The area of the ellipse is #AreaEllipse(radius1, radius2)#
  </CFOUTPUT>

<CFSET radius1=4>
  <CFSET radius2=6>
  <CFOUTPUT>
  Given:
  <UL>
  <LI>radius1=#radius1#
  <LI>radius2=#radius2#
  </UL>
  The area of the ellipse is #AreaEllipse(radius1, radius2)#
  </CFOUTPUT>

Parameters:

Name	Description	Required
radius1	The vertical radius	Yes
radius2	The horizontal radius	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 area of an ellipse.
 * 
 * @param radius1 	 The vertical radius 
 * @param radius2 	 The horizontal radius 
 * @return Returns the area of the ellipse. 
 * @author Rob Brooks-Bilson (&#114;&#98;&#105;&#108;&#115;&#64;&#97;&#109;&#107;&#111;&#114;&#46;&#99;&#111;&#109;) 
 * @version 1, July 17, 2001 
 */
function AreaEllipse(r1, r2)
{
  Return (pi() * r1 * r2);
}
</cfscript>
		<cfscript>
/**
 * Calculates the area of an ellipse.
 * 
 * @param radius1      The vertical radius 
 * @param radius2      The horizontal radius 
 * @return Returns the area of the ellipse. 
 * @author Rob Brooks-Bilson (rbils@amkor.com) 
 * @version 1, July 17, 2001 
 */
function AreaEllipse(r1, r2)
{
  Return (pi() * r1 * r2);
}
</cfscript>