CFLib.org – Common Function Library Project

Description:
This UDF checks to see if a particular string exists as a BIF (built in function).

Return Values:
Returns a boolean.

Example:

<CFSET Good = "arraylen">
<CFSET Bad = "victor">
<CFOUTPUT>
Is #Good# a BIF? #IsBif(Good)#<BR>
Is #Bad# a BIF? #IsBif(Bad)#<BR>
</CFOUTPUT>

Parameters:

Full UDF Source:

/**
 * Returns true if the function is a BIF (built in function).
 * 
 * @param name      The name to check. 
 * @return Returns a boolean. 
 * @author Raymond Camden (ray@camdenfamily.com) 
 * @version 1, September 26, 2001 
 */
function IsBIF(name) {
    return ListFindNoCase(StructKeyList(GetFunctionList()),name) GT 0;
}