Calculates a mod b in a way that respects negative values (for example, mod(-1, 5) == 4 , rather than -1 ). - Android java.lang

Android examples for java.lang:Math

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Description

Calculates a mod b in a way that respects negative values (for example, mod(-1, 5) == 4 , rather than -1 ).

Demo Code

/*//from   w ww  .  ja  v a 2 s .co  m
 * Copyright (C) 2013 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
//package com.java2s;

public class Main {
    /**
     * Calculates {@code a mod b} in a way that respects negative values (for example,
     * {@code mod(-1, 5) == 4}, rather than {@code -1}).
     *
     * @param a the dividend
     * @param b the divisor
     * @return {@code a mod b}
     */
    public static float mod(float a, float b) {
        return (a % b + b) % b;
    }
}

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