Android 保留小数点后两位，并采取四舍五入

Posted 2022-09-07 niupi

 //小数点后两位四舍五入
    private double formatDouble2(double d) 
        BigDecimal bigDecimal = new BigDecimal(d);
        double bg = bigDecimal.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
        return bg;