价格数字每三位中间加逗号的方法

//_priceLabel.text = [NSString stringWithFormat:@"￥%@",self.productDetail.price];

//数字中间加逗号

 

    NSNumberFormatter *numberFormatter = [[NSNumberFormatter alloc] init];

    [numberFormatter setFormatterBehavior: NSNumberFormatterBehavior10_4];

    [numberFormatter setNumberStyle: NSNumberFormatterDecimalStyle];

    NSNumber *num = [[NSNumber alloc] initWithUnsignedInteger:self.productDetail.price.integerValue];

    NSString *result = [numberFormatter stringFromNumber:num];

    

    _priceLabel.text = [NSString stringWithFormat:@"￥%@",result];