Junior — Middle
Is it possible to use the float type for storing numbers that require high precision?
sobes.tech AI
Answer from AI
The float type is not recommended for storing numbers that require high precision, especially in financial or scientific calculations. This is because float is a single-precision floating-point type that stores numbers in a format with limited precision and can lead to rounding errors.
For high precision in Java, types like BigDecimal or double (double precision) are usually used, but even double can have accuracy issues in some operations. BigDecimal allows working with arbitrary precision numbers and controlling rounding.
Example of using BigDecimal:
BigDecimal price = new BigDecimal("19.99");
BigDecimal quantity = new BigDecimal("3");
BigDecimal total = price.multiply(quantity);