Java Decimal Round roundNumDecimals(double d, int num)

Here you can find the source of roundNumDecimals(double d, int num)

Description

round Num Decimals

License

Open Source License

Declaration

public static double roundNumDecimals(double d, int num) 

Method Source Code

//package com.java2s;
/*/*from  w ww .  ja  v  a  2s  .  co  m*/
 * Copyright (C) 2012 t7seven7t
 *                    BangL <henno.rickowski@googlemail.com>
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */

import java.text.DecimalFormat;

public class Main {
    public static double roundNumDecimals(double d, int num) {
        StringBuilder format = new StringBuilder("#.");
        for (int i = 0; i < num; i++) {
            format.append("#");
        }
        DecimalFormat f = new DecimalFormat(format.toString());
        return Double.valueOf(f.format(d));
    }
}

Related

  1. roundDouble(double num, int decimal)
  2. roundDouble(double numero, int ceros_a_la_derecha)
  3. roundDouble(Double val, int precision)
  4. roundedNumber(double inVal)
  5. RoundFractionalTons(double d)
  6. roundOffToTwoDecimal(double value)
  7. roundThreeDecimals(double d)
  8. roundTwoDecimals(double d)
  9. roundTwoDecimals(double d)