MONEY

Money class provides self-contained logic for arithmetic and comparison operations with other Money instances. All arithmetic operations returns new Money instance.

Money::add - adds current Money amount to given; throws exception if currencies are different.
Money::sub - subtracts given Money amount from current Money amount; throws exception if currencies are different.
Money::mul - multiplies current money amount by given multiplier.
Money::div - divides current money amount by given divisor.
Money::negate - negates current money amount.
Money::round - rounds current money amount to given number of decimal places; if no precision is given, rounds to maximum precision for current currency.
Money::ceil - rounds current money amount to ceil; if no precision is given, rounds to maximum precision for current currency.
Money::floor - rounds current money amount to floor; if no precision is given, rounds to maximum precision for current currency.
Money::check - checks if current amount is not too small; throws exception if so.
Money::isGt - tells if current money is greater than given.
Money::isGte - tells if current money is greater or equal than given.
Money::isLt - tells if current money is less than given.
Money::isLte - tells if current money is less or equal than given.
Money::isEqual - tells if current money is equal to given.
Money::isNegative - tells if current money is negative.
Money::isPositive - tells if current money is positive.
Money::isZero - tells if current money has zero amount.
Money::isSameCurrency - tells if current money has same currency as given.
Money::abs - returns money with absolute amount.
Money::getArrayRepresentation - returns array with keys amount and currency.
Money::getAsString - returns string with concatenated amount and currency separated by space.
Money::getFraction - returns number of decimal places supported by given currency.