Java Array Sum sum(double[] data)

Description

Build the sum of all elements in the array, ignoring elements that are NaN.

License

Open Source License

Parameter

Parameter	Description
data	data

Return

sum

Declaration

public static double sum(double[] data) 

Method Source Code

//package com.java2s;
/**/*from  ww  w  .j a  va  2  s .  c  o  m*/
 * Copyright 2004-2006 DFKI GmbH.
 * All Rights Reserved.  Use is subject to license terms.
 *
 * This file is part of MARY TTS.
 *
 * MARY TTS is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, version 3 of the License.
 *
 * 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

public class Main {
    /**
     * Build the sum of all elements in the array, ignoring elements that are NaN.
     * 
     * @param data
     *            data
     * @return sum
     */
    public static double sum(double[] data) {
        double sum = 0.0;
        for (int i = 0; i < data.length; i++) {
            if (Double.isNaN(data[i]))
                continue;
            sum += data[i];
        }
        return sum;
    }

    public static float sum(float[] data) {
        float sum = 0.0f;
        for (int i = 0; i < data.length; i++) {
            if (Float.isNaN(data[i]))
                continue;
            sum += data[i];
        }
        return sum;
    }

    public static int sum(int[] data) {
        int sum = 0;
        for (int i = 0; i < data.length; i++)
            sum += data[i];

        return sum;
    }
}

Related

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3. sum(double[] array)
4. sum(double[] d)
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9. sum(double[] t)