Java Double Number Round round(double number)

Here you can find the source of round(double number)

Description

Rounds an argument number with precision of 2 decimal digits.

License

Open Source License

Parameter

Parameter Description
number number to be rounded

Return

rounded result, with precision of 2 decimal digits

Declaration

public static double round(double number) 

Method Source Code

//package com.java2s;
/*/* www  . j  a va 2  s  .  c om*/
 *   Copyright (C) 2007 by JSC Telasi
 *   http://www.telasi.ge
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the
 *   Free Software Foundation, Inc.,
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

public class Main {
    /**
     * Rounds an argument number with precision of 2 decimal digits.
     * 
     * @param number
     *            number to be rounded
     * @return rounded result, with precision of 2 decimal digits
     */
    public static double round(double number) {
        return round(number, 2);
    }

    /**
     * Rounds an argument number with specified precision.
     * 
     * @param number
     *            number to be rounded
     * @param precision
     *            precision, that is a
     * @return
     */
    public static double round(double number, int precision) {
        int power = (int) Math.pow(10, precision);
        double num2 = Math.round(number * power);
        return num2 / power;
    }
}

Related

  1. round(double num)
  2. round(double num, int bit)
  3. round(double num, int decimal)
  4. round(double num, int numDecs, boolean rawFactor)
  5. round(double num, int precision)
  6. round(double number, double multiplier)
  7. round(double number, int decimal)
  8. round(double number, int digit)
  9. round(double number, int digits)