function CONDITIONAL(fnCondition, fnThen, fnElse, aParts) {
		return fnCondition(aParts) ? fnThen(aParts) : fnElse(aParts);
	}
Formatter function for executing the conditional operator with the given condition, "then"
and "else" clause.
@param {function} fnCondition - formatter function for the condition
@param {function} fnThen - formatter function for the "then" clause
@param {function} fnElse - formatter function for the "else" clause
@param {any[]} aParts - the array of binding values
@return {any} - the value of the "then" or "else" clause, depending on the value of the
  condition