iOS 保留有效小数
2019-08-08 本文已影响0人
小明讲啥故事
- (NSString*)formatString2:(NSString *)str{
NSString *formatStr = [NSString stringWithFormat:@"%f",str.floatValue*100];
NSNumber * nsNumber = @(formatStr.floatValue);
NSString * outNumber = [NSString stringWithFormat:@"%@",nsNumber];
formatStr = [NSString stringWithFormat:@"%@%%",outNumber];
return formatStr;
}
