Java Double Number Round round(double num, int decimal)

Description

Round-off double to given number of decimal places.

License

Open Source License

Parameter

Parameter	Description
num	number to round
decimal	decimal places

Return

rounded number

Declaration

public static double round(double num, int decimal) 

Method Source Code

//package com.java2s;
// Refer to LICENSE for terms and conditions of use.

public class Main {
    /**/*  ww  w.j  a  va2s.  co m*/
     * Round-off double to given number of decimal places.
     *
     * @param num number to round
     * @param decimal decimal places
     * @return rounded number
     */
    public static double round(double num, int decimal) {
        double factor = Math.pow(10, decimal);
        return Math.rint(num * factor) / factor;
    }
}

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