CFLib.org – Common Function Library Project

Description:
You supply a structure filled with keys that are boolean values, and I will return a number of how many keys were boolean values that evaluated to true.

Return Values:
Returns a numeric value that is the number of boolean TRUE values found in the struct

Example:

<cfscript>
loc={};
loc.lorem="true";
loc.ipsum="false";
loc.dolor="true";
</cfscript>
result is 2: #countTrueBoolKeysInStruct(loc)#

Parameters:

Full UDF Source:

/**
 * I loop through a struct that contains keys set to boolean values and return count of how many keys evaluate true.
 * v0.1 by Alan McCollough
 * v1.0 by Adam Cameron.  VARing
 * 
 * @param strc      A struct to count positive booleans (Required)
 * @return Returns a numeric value that is the number of boolean TRUE values found in the struct 
 * @author Alan McCollough (amccollough@anthc.org) 
 * @version 1.0, September 16, 2012 
 */
function countTrueBoolKeysInStruct(strc){
    var x = 0;
    var i = 0;
    for(i in strc) {
        if (isBoolean(strc[i]) && strc[i]){
            x++;
        }
    };
    return x;
};