0.1 28 February, 2000 NSDecimalNumberHandler Foundation/NSDecimalNumber.h NSDecimalNumberBehaviors defaultDecimalNumberHandler decimalNumberHandlerWithRoundingMode:roundingModescale:(short)scale raiseOnExactness:raiseOnExactnessraiseOnOverflow:(BOOL)raiseOnOverflow raiseOnUnderflow:raiseOnUnderflowraiseOnDivideByZero:raiseOnDivideByZero initWithRoundingMode:roundingModescale:(short)scale raiseOnExactness:raiseOnExactnessraiseOnOverflow:(BOOL)raiseOnOverflow raiseOnUnderflow:raiseOnUnderflowraiseOnDivideByZero:raiseOnDivideByZero