Java Number Add add(Double v1, Double v2)

Description

add

License

Open Source License

Declaration

public static Double add(Double v1, Double v2) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.math.BigDecimal;

public class Main {
    public static Double add(Double v1, Double v2) {
        BigDecimal b1 = new BigDecimal(v1.toString());
        BigDecimal b2 = new BigDecimal(v2.toString());
        return Double.valueOf(b1.add(b2).doubleValue());
    }/*w  ww . j a  va  2 s  .  co  m*/

    public static Double add(Double v1, Double v2, int num) {
        return Double.valueOf(changeDecimal(add(v1, v2).doubleValue(), num));
    }

    public static double changeDecimal(double value, int num) {
        BigDecimal b = new BigDecimal(value);
        double v = b.setScale(num, 4).doubleValue();
        return v;
    }
}

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