iOS 保留两位小数 不四舍五入
1. 保留两位小数不进行四舍五入
Nslog("@.2f",floor((2.34567)*100)/100);
2,传送门
-(NSString *)notRounding:(float)price afterPoint:(int)position{ NSDecimalNumberHandler* roundingBehavior = [NSDecimalNumberHandler decimalNumberHandlerWithRoundingMode:NSRoundDown scale:position raiseOnExactness:NO raiseOnOverflow:NO raiseOnUnderflow:NO raiseOnDivideByZero:NO]; NSDecimalNumber *ouncesDecimal; NSDecimalNumber *roundedOunces; ouncesDecimal = [[NSDecimalNumber alloc] initWithFloat:price]; roundedOunces = [ouncesDecimal decimalNumberByRoundingAccordingToBehavior:roundingBehavior]; [ouncesDecimal release]; return [NSString stringWithFormat:@"%@",roundedOunces]; }
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iOS保留两位小数