What is the right choice between NSDecimal, NSDecimalNumber, CFNumber?
If you are dealing with financial computations, you really should use base-10 arithmetic to avoid the rounding errors that can occur with the standard base-2 floating point types. So it’s either NSDecimal or NSDecimalNumber. And since you’re writing object-oriented code, NSDecimalNumber is the right choice for you. To answer your questions: only testing of your … Read more