Pi  
Description
Gets the mathematical constant p, accurate to 15 digits.
 
Returns
The number 3.14159265358979.
 
Category
Mathematical functions
 
Function syntax
Pi()
 
See also
ASin, Cos, Sin, Tan
 
Example
<h3>Pi Example</h3>
<!--- By default, ColdFusion displays only 11 significant digits.
       Use NumberFormat to display all 15. --->
The Pi function Returns the number
<cfoutput>
#NumberFormat(Pi(), "_._______________")#,
</cfoutput> the mathematical constant pi, accurate to 15 digits.