Java Double Number Round round2(final double arg)

Description

Returns the input argument, rounded to two decimal places.

License

Open Source License

Parameter

Parameter	Description
arg	The argument to round.

Return

The argument rounded to two decimal places.

Declaration

static final double round2(final double arg) 

Method Source Code

//package com.java2s;
/*//  w w w  .  j  a v  a2s .c om
 * Created Mar 31, 2011
 * Copyright (c) 2011, Mike Radovich (maradovich@loyola.edu).
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright notice, 
 *       this list of conditions and the following disclaimer.
 * 
 *     * Redistributions in binary form must reproduce the above copyright 
 *       notice, this list of conditions and the following disclaimer in the 
 *       documentation and/or other materials provided with the distribution.
 * 
 *     * Neither the name of George Wright nor the name of Loyola College
 *       may be used to endorse or promote products derived from this software 
 *       without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 * To learn more about open source licenses, please visit: 
 * http://opensource.org/index.php
 */

public class Main {
    /**
     * Returns the input argument, rounded to two decimal places.
     * 
     * @param arg
     *            The argument to round.
     * @return The argument rounded to two decimal places.
     */
    static final double round2(final double arg) {
        double d = arg * 100.0;
        final long longArg = Math.round(d);
        return longArg / 100.0;
    }
}

Related

1. round(final Double value)
2. round(final double value, final int numDecimals)
3. round(final double x, final int digits)
4. round2(double d)
5. round2(double num)
6. round2(int a, int preserveDigits)
7. round2Places(Double input)
8. round5(final double value)
9. round_double(double d)