CFLib.org – Common Function Library Project

Description:
This UDF is to be used when you need to remove all the string values from your array. It removes them and return a clean array with just numbers.

Return Values:
Returns an array.

Example:

<cfset aTest = arrayNew(1) />
<cfset aTest[3] = 22 />
<cfset aTest[1] = "Marcos" />
<cfset aTest[2] = "Placona" />
<cfset aTest[3] = 22 />
<cfset aTest[4] = "www.cfdevelopers.com.br">
<cfset aTest[5] = 55>
<cfset aTest[6] = "test">
<cfset aTest[7] = "11">
<cfset aTest[8] = "135">
<cfset aTest[9] = "test">
<cfset aTest[10] = "25">


<cfdump var="#arrayExcludeNumeric(aTest)#">

Parameters:

Full UDF Source:

<!---
 Excludes string items from an array.
 
 @param aObj 	 Array to filter. (Required)
 @return Returns an array. 
 @author Marcos Placona (&#109;&#97;&#114;&#99;&#111;&#115;&#46;&#112;&#108;&#97;&#99;&#111;&#110;&#97;&#64;&#103;&#109;&#97;&#105;&#108;&#46;&#99;&#111;&#109;) 
 @version 1, July 11, 2006 
--->
<cffunction name="arrayExcludeString" returntype="array">
	<cfargument name="aObj" type="array" required="Yes">
	<cfset var ii = "">
	
	<!--- Looping through the array --->
	<cfloop to="1" from="#arrayLen(aObj)#" index="ii" step="-1">
		<!--- Checking if it's a number --->
		<cfif not isNumeric(aObj[ii])>
			<cfset arrayDeleteAt(arguments.aObj, ii) />
		</cfif>
	</cfloop>
	
	<cfreturn aObj />
</cffunction>