# CFLib.org – Common Function Library Project

## hexToFloat(hex)

##### Last updated June 22, 2010

Version: 1 | Requires: CF6 | Library: MathLib

Description:
Converts a 32-bit hexadecimal representation (IEEE 754 floating-point number) to a java Float

Return Values:
Returns a number.

Example:

``````<cfset floatValue = HexToFloat("C00FFEE") />
<cfoutput>floatValue = #floatValue#</cfoutput>
``````

Parameters:

Name Description Required
hex Hex input. Yes

Full UDF Source:

``````<!---
Converts a 32-bit hexadecimal floating-point number to a java float

@param hex      Hex input. (Required)
@return Returns a number.
@author Leigh (cfsearching@yahoo.com)
@version 1, June 22, 2010
--->
<cffunction name="hexToFloat" returntype="numeric" access="public" output="false"
hint="Converts a 32-bit hexadecimal representation (IEEE 754 floating-point number) to a java Float">
<cfargument name="hex" type="string" required="true" />

<cfset var longValue     = "">

<cfif reFindNoCase("[^[:xdigit:]]", arguments.hex)>
<cfthrow message="Argument.hex does not contain a recognized hexidecimal string" type="InvalidArgument" />
</cfif>

<cfset longValue = javacast("long", 0).parseLong( arguments.hex, 16 ) />
<cfreturn javacast("float", 0).intBitsToFloat( longValue.intValue() ) />
</cffunction>
``````

### Latest Additions

Raymond Camden added
QueryDeleteRows
November 04, 2017

Leigh added
nullPad
May 11, 2016

Raymond Camden added
stripHTML
May 10, 2016

Kevin Cotton added
date2ExcelDate
May 05, 2016

Raymond Camden added
CapFirst
April 25, 2016

Created by Raymond Camden / Design by Justin Johnson