Function to Convert the first letter of a string to Capital in coldfusion

<cfform>

      Enter the String: <cfinput type="text" name="strUcase">

      <cfinput type="submit" name="btn_ucase" value="Submit">

</cfform>

<cfif isdefined('form.btn_ucase')>

      <cfinvoke method="CapFirst" returnvariable="str1">

      <cfinvokeargument name="str" value="#form.strUcase#">

      </cfinvoke>

      <cfoutput>Converted String is: #str1#</cfoutput>

</cfif>   

<cffunction name="CapFirst" returntype="string" output="false">

    <cfargument name="str" type="string" required="true" />

   

    <cfset var newstr = "" />

      <cfif Len(str) GTE 1 >

            <cfset newstr = UCase(left(arguments.str,1)) & Right(arguments.str,Len(arguments.str)-1)>

      </cfif>

    <cfreturn newstr />

</cffunction>